I didn't have time to write a short letter, so I wrote a long one instead.

But it was ever thus, all through my life: whenever I have diverged from custom and principle and uttered a truth, the rule has been that the hearer hadn't strength of mind enough to believe it.

There are many humorous things in the world; among them, the white man's notion that he is less savage than the other savages.

It is yet another Civilized Power, with its banner of the Prince of Peace in one hand and its loot-basket and its butcher-knife in the other. Is there no salvation for us but to adopt Civilization and lift ourselves down to its level?.

I am not interested to know whether vivisection produces results that are profitable to the human race or doesn't...The pain which it inflicts upon unconsenting animals is the basis of my enmity toward it, and it is to me sufficient justification of the enmity without looking further.

Love is madness, if thwarted it develops fast.

Behind every successful man, there is a woman - And behind every unsuccessful man, there are two.