人生在世，常常遇到不如意的小事，这是好兆头，可以避免重大的祸事发生。假如每件事都称心如意，那么必然会在以后遇到重大的挫折。明白这个道理，就会心平气和，不再怨天尤人。

The greatest foe to liberty is the inert majority.

The mathematics of the universe is written in the language of geometry.

It is a far, far better thing that I do, than I have ever done; it is a far, far better rest that I go to than I have ever known.

You know what it’s like to wake up in the middle of the night with a vivid dream? And you know that if you don’t have a pencil and pad by the bed, it will be completely gone by the next morning. Sometimes it’s important to wake up and stop dreaming. When a really great dream shows up, grab it.

永远不要低估一个互相信任的团队的力量。