Man, who in his own selfish affairs is a coward to the backbone, will fight for an idea like a hero. He may be abject as a citizen; but he is dangerous as a fanatic. He can only be enslaved whilst he is spiritually weak enough to listen to reason.

Man gives every reason for his conduct save one, every excuse for his crimes save one, every plea for his safety save one; and that one is his cowardice. Yet a…

When the military man approaches, the world locks up its spoons and packs off its womankind. No: I sing, not arms and the hero, but the philosophic man: he who…

...Man, the inventor of the rack, the stake, the gallows, and the electrocutor; of the sword and gun; above all, of justice, duty, patriotism and all the other…

From fanaticism to barbarism is only one step.

If there is any consistent enemy of science, it is not religion, but irrationalism.

It is not decided by votes what is true; otherwise we could never come to any truth, ever. People will vote for what is comfortable - and lies are very comfort…