In the Middle Ages people believed that the earth was flat, for which they had at least the evidence of their senses: we believe it to be round, not because as many as 1 percent of us could give physical reasons for so quaint a belief, but because modern science has convinced us that nothing that is obvious is true, and that everything that is magical, improbable, extraordinary, gigantic, microscopic, heartless, or outrageous is scientific.

Build a system that even a fool can use, and only a fool will want to use it.

He who has never hoped can never despair

Why, except as a means of livelihood, a man should desire to act on the stage when he has the whole world to act in, is not clear to me.

I make a fortune from criticizing the policy of the government, and then hand it over to the government in taxes to keep it going.

Style is effectiveness of assertion.

German and Spanish are accessible to foreigners: English is not accessible even to Englishmen.