What sets us against one another is not our aims - they all come to the same thing - but our methods, which are the fruit of our varied reasoning.

The magic of the craft has opened for me a world in which I shall confront, within two hours, the black dragons and the crowned crests of a coma of blue lightnings, and when night has fallen I, delivered, shall read my course in the starts.

Demagoguery enters at the moment when, for want of a common denominator, the principle of equality degenerates into the principle of identity.

My senses of space, of distance, and of direction entirely vanished. When I looked for the ground I sometimes looked down, sometimes up, sometimes left, sometimes right. I thought I was very high up when I would suddenly be thown to earth in a near vertical spin. I thought I was very low to the ground and I was pulled up to 3,000 feet in two minutes by the 500-horsepower motor. It danced, it pushed, it tossed. . . . Ah! la la!

The time for action is now. It's never too late to do something.

Men have no more time to understand anything. They buy things all ready made at the shops. But there is no shop anywhere where one can buy friendship, and so men have no friends any more. If you want a friend, tame me.

Perfection is not when there is no more to add, but no more to take away.