The art of being wise is the art of knowing what to overlook.

富家子弟因求官位而倾家荡产，贪污的官吏因贪财而失职守。

You got to put the past behind you before you can move on." And I think that's what my running was all about.

You are not only responsible for what you say, but also for what you do not say.

物理学的美丽在于它能够用简单的方式解释复杂的事物。