不要害怕失败，因为失败是成功的垫脚石。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

能够容忍你无知的人，可称之为真正的朋友。

你知道，在中世纪的英国，但你遇见一个非常穷苦的人，你会认为他“不走运”，直接地说，那些不被幸运之神眷顾的人。

I decided long ago never to walk in anyone's shadow; if I fail, or if I succeed at least I did as I believe.

能量守恒定律是经验结果的概括。