I can't understand why people are frightened of new ideas. I'm frightened of the old ones.
我是一个不断进步的作品。
The best way to learn is by doing, not just by listening or reading.
总意志总是正确的,但指导它的判断并不总是明智的。
合作是科学进步的基础——没有人是独自工作的。