希望是脆弱的，但它也是我们拥有的最强大的力量。

Writing is a way of speaking without being interrupted.

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

金钱像幽灵一样横亘在我们之间，我无法触摸她的手而不感到那种寒意。