The best mathematics is simple, but not too simple.
最好的数学是简单的，但又不至于过于简单。
理性预期假说并不意味着人们能完美预测未来；它意味着人们不会犯系统性错误。
The only way to escape the past is to confront it.
The best way to predict the future is to create it.
The key to success is failure… Success is made up of 99 percent failure.
Every discovery in physics is a step closer to understanding the grand design of the universe.
确保和平的最佳方式是强大到足以威慑潜在的侵略者。