One cannot know what a man really is by the end of a fortnight. But if we do not venture, somebody else will.
跟一个人相处了两个星期，不可能就此了解他究竟是怎样一个人。不过，要是我们不去尝试尝试，别人可少不了要尝试的。
The office of President is great, but the man who holds it is not.
The more you give, the more you get.
科学中真正的挑战不仅是理解自然，而且是利用自然来改善人类。
Quality should never be compromised for speed.
创造不是来自智力，而是来自源于内在需要的游戏本能。创造性头脑与它所钟爱的对象玩耍。
