Ivory may not be so white as snow, but the whole Arctic continent does not make ivory black.

The eagle has no liberty; he only has loneliness.

If there is one thing worse than the modern weakening of major morals, it is the modern strengthening of minor morals.

Business, especially big business, is now organized like an army. It is, as some would say, a sort of mild militarism without bloodshed; as I say, a militarism without the military virtues.

Science is the study of the admitted laws of existence, which cannot prove a universal negative about whether those laws could ever be suspended by something admittedly above them. It is as if we were to say that a lawyer was so deeply learned in the American Constitution that he knew there could never be a revolution in America.

When once you have got hold of a vulgar joke, you may be certain that you have got hold of a subtle and spiritual idea.

"The Universe repeats itself, with the possible exception of history." Of all earthly studies history is the only one that does not repeat itself. ... Astronomy repeats itself; botany repeats itself; trigonometry repeats itself; mechanics repeats itself; compound long division repeats itself. Every sum if worked out in the same way at any time will bring out the same answer. ... A great many moderns say that history is a science; if so it occupies a solitary and splendid elevation among the sciences; it is the only science the conclusions of which are always wrong.