The past, like the future, is indefinite and exists only as a spectrum of possibilities.

做出伟大工作的唯一方法是热爱你所做的事情。

Science is simply common sense at its best—that is, rigidly accurate in observation, and merciless to fallacy in logic.  

We need to reshape our own perception of how we view ourselves. We have to step up as women and take the lead.

一个最重大的错误，是以动机而不是结果来判断政策的得失。

成功是相对的：它是我们对自己制造的混乱所能做出的补救。