<h3 id="id00120" style="margin-top: 3em">ON KNOWING THE DIFFERENCE</h3>
<p id="id00121" style="margin-top: 2em">It was only the other day that I came upon a full-grown man reading
with something like rapture a little book—<i>Ships and Seafaring Shown
to Children</i>. His rapture was modified however, by the bitter
reflection that he had already passed so great a part of his life
without knowing the difference between a ship and a barque; and, as
for sloops, yawls, cutters, ketches, and brigantines, they were simply
the Russian alphabet to him. I sympathise with his regret. It was a
noble day in one's childhood when one had learned the names of
sailing-vessels, and, walking to the point of the harbour beyond the
bathing-boxes, could correct the ignorance of a friend: "That's not a
ship. That's a brig." To the boy from an inland town every vessel that
sails is a ship. He feels he is being shown a new and bewildering
world when he is told that the only ship that has the right to be
called a ship is a vessel with three masts (at least), all of them
square-rigged. When once he has learned his lesson, he finds an
unaccustomed delight in wandering along the dirtiest coal-quay, and
recognising the barques by the fact that only two of their three masts
are square-rigged, and the brigs by the fact that they are
square-rigged throughout—a sort of two-masted ships. Vessels have
suddenly become as real to him in their differences as the different
sorts of common birds. As for his feelings on the day on which he can
tell for certain the upper fore topsail from the upper fore
top-gallant sail, and either of these from the fore skysail, the
crossjack, or the mizzen-royal, they are those of a man who has
mastered a language and discovers himself, to his surprise, talking it
fluently. The world of shipping has become articulate poetry to him
instead of a monotonous abracadabra.</p>
<p id="id00122">It is as though we can know nothing of a thing until we know its name.
Can we be said to know what a pigeon is unless we know that it is a
pigeon? We may have seen it again and again, with its bottle-shoulders
and shining neck, sitting on the edge of a chimney-pot, and noted it
as a bird with a full bosom and swift wings. But if we are not able to
name it except vaguely as a "bird," we seem to be separated from it by
an immense distance of ignorance. Learn that it is a pigeon however,
and immediately it rushes towards us across the distance, like
something seen through a telescope. No doubt to the pigeon-fancier
this would seem but the first lisping of knowledge, and he would not
think much of our acquaintance with pigeons if we could not tell a
carrier from a pouter. That is the charm of knowledge—it is merely a
door into another sort of ignorance. There are always new differences
to be discovered, new names to be learned, new individualities to be
known, new classifications to be made. The world is so full of a
number of things that no man with a grain of either poetry or the
scientific spirit in him has any right to be bored, though he lived
for a thousand years. Terror or tragedy may overwhelm him, but boredom
never. The infinity of things forbids it. I once heard of a tipsy
young artist who, on his way home on a beautiful night, had his
attention called by a maudlin friend to the stars, where they twinkled
like a million larks. He raised his eyes to the heavens, then shook
his head. "There are too many of them," he complained wearily. It
should be remembered, however, that he was drunk, and that he did not
know astronomy. There could be too many stars only if they were all
turned out on the same pattern, and made the same pattern on the sky.
Fortunately, the universe is the creation not of a manufacturer but of
an artist.</p>
<p id="id00123">There is scarcely a subject that does not contain sufficient Asias of
differences to keep an explorer happy for a lifetime. It would be easy
to do nothing but chase butterflies all one's days. It is said that
thirteen thousand species of butterflies have been already discovered,
and it is suggested that there may be nearly twice as many that have
so far escaped the naturalists. After so monstrous a figure, we are
not surprised to learn that there are sixty-eight species of
butterflies in Great Britain and Ireland. We should be astonished,
however, had we not already expended our astonishment on the larger
number. How many of us are there who could name even half-a-dozen
varieties? We all know the tortoiseshell and the white and the
blue—the little blue butterflies that flutter over the gold and red
of the cornfields. But the average man does not even know by name such
varieties as the Camberwell Beauty, the Dingy Skipper, the
Pearl-bordered Fritillary, and the White-letter Hairstreak. As for the
moth, are there not as many sorts of moths as there are words in a
dictionary? Many men give all the pleasant hours of their lives to
learning how to know the difference between one of them and another.
One used to see these moth-hunters on windless nights in a Hampstead
lane pursuing their quarry fantastically with nets in the light of the
lamps. In pursuing moths, they pursue knowledge. This, they feel, is
life at its most exciting, its most intense. They regard a man who
does not know and is not interested in the difference between one moth
and another as a man not yet thoroughly awakened from his pre-natal
sleep. And, indeed, one could not conceive a more appalling sort of
blank idiocy than the condition of a man who could not tell one thing
from another in any department of life whatever. We would rather
change lives with a jelly-fish than with such a man. This luxury of
variety was not meant to be ignored. We throw ourselves into it with
exhilaration as a swimmer plunges into the sea. There are few forms of
happiness I know which are more enviable than that of those who have
eyes for birds and flowers. How they rejoice on learning that,
according to one theory, there are a hundred and three different
species of brambles to be found in these islands! They would not have
them fewer by a single one. It is extraordinarily pleasant even for
one who is mainly ignorant of the flowers and their families to come
on two or three varieties of one flower in the course of a country
walk. As a boy, he is excited by the difference between the pin-headed
and the thrum-headed primrose. As he grows older, he scans the
roadside for little peeping things that to a lazy eye seem as like
each other as two peas—the dove's foot geranium, the round-leaved
geranium and the lesser wild geranium. "As like each other as two
peas," we have said: but <i>are</i> two peas like each other? Who knows
whether the peas have not the same differences of feature among
themselves that Englishmen have? Half the similarities we notice are
only the results of our ignorance and idleness. The townsman passing a
field of sheep finds it difficult to believe that the shepherd can
distinguish between one and another of them with as much certainty as
if they were his children. And do not most of us think of foreigners
as beings who are all turned out as if on a pattern, like sheep? The
further removed the foreigners are from us in race the more they seem
to us to be like each other. When we speak of negroes, we think of
millions of people most of whom look exactly alike. We feel much the
same about Chinamen and even Turks. Probably to a Chinaman all English
children look exactly alike, and it may be that all Europeans seem to
him to be as indistinguishable as sticks of barley-sugar. How many
people think of Jews in this way! I have heard an Englishman
expressing his wonder that Jewish parents should be able to pick out
their own children in a crowd of Jewish boys and girls.</p>
<p id="id00124">Thus our first generalisations spring from ignorance rather than from
knowledge. They are true, so long as we know that they are not
entirely true. As soon as we begin to accept them as absolute truths,
they become lies. One of the perils of a great war is that it revives
the passionate faith of the common man in generalisations. He begins
to think that all Germans are much the same, or that all Americans are
much the same, or that all Conscientious Objectors are much the same.
In each case he imagines a lay figure rather than a human being. He
may hate his lay figure or he may like it; but, if he is in search of
truth, he had better throw the thing out of the window and try to
think about a human being instead. I do not wish to deny the
importance of generalisations. It is not possible to think or even to
act without them. The generalisation that is founded on a knowledge of
and a delight in the variety of things is the end of all science and
poetry. Keats said that he sought the principle of beauty in all
things, and poems are in a sense simply beautiful generalisations.
They subject the unclassified and chaotic facts of life to the order
of beauty. The mystic, meditating on the One and the Many, is also in
pursuit of a generalisation—the perfect generalisation of the
universe. And what is science but the attempt to arrange in a series
of generalisations the facts of what we are vain enough to call the
known world? To know the resemblances of things is even more important
than to know the differences of things. Indeed, if we are not
interested in the former, our pleasure in the latter is a mere
scrap-book pleasure. If we are not interested in the latter, on the
other hand, our sense of the former is apt to degenerate into
guesswork and assertion and empty phrases. Shakespeare is greater than
all the other poets because he, more than anybody else, knew how very
like human beings are to each other and because he, more than anybody
else, knew how very unlike human beings are to each other. He was
master of the particular as well as of the universal. How much poorer
the world would have been if he had not been so in regard not only to
human beings but to the very flowers—if he had not been able to tell
the difference between fennel and fumitory, between the violet and the
gillyflower!</p>
<h2 id="id00125" style="margin-top: 4em">IX</h2>
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