We call them dumb animals, and so they are, for they cannot tell us how they feel, but they do not suffer less because they have no words.

—Anna Sewell, 1877

An ape will be an ape, though clad in purple.

—Erasmus, 1511

Be a good animal, true to your animal instincts.

—D.H. Lawrence, 1911

Go to the ant, you lazybones; consider its ways, and be wise.

—Book of Proverbs, c. 350 BC

How like to us is that filthy beast the ape.

—Cicero, 45 BC

The elephant, although a gross beast, is yet the most decent and most sensible of any other upon earth. Although he never changes his female, and hath so tender a love for her whom he hath chosen, yet he never couples with her but at the end of every three years, and then only for the space of five days.

—St. Francis de Sales, 1609

Weaseling out of things is important to learn. It’s what separates us from the animals—except the weasel.

—The Simpsons, 1993

Man is the only animal for whom his own existence is a problem which he has to solve and from which he cannot escape.

—Erich Fromm, 1947

Men, my dear, are very queer animals—a mixture of horse nervousness, ass stubbornness, and camel malice.

—T. H. Huxley, 1895

Man is the only animal that can remain on friendly terms with the victims he intends to eat until he eats them.

—Samuel Butler, c. 1890

Animals are such agreeable friends—they ask no questions, they pass no criticisms.

—George Eliot, 1857

Man is merely a more perfect animal than the rest. He reasons better.

—Napoleon Bonaparte, 1816

Man is no man, but a wolf, to a stranger.

—Plautus, c. 200 BC