你不会忘记那个曾是你最后希望的人的面孔。

我们在知识中失去的智慧在哪里？我们在信息中失去的知识在哪里？

Not necessarily your mother, or indeed mine, but, as it were, the ideal mother, somebody who doesn't care about your achievements. Unfortunately, most people are not our mothers. Most people make a strict correlation between how much time, and if you like, love -- not romantic love, though that may be something -- but love in general, respect --they are willing to accord us, that will be strictly defined by our position in the social hierarchy.

化学是一门具有创造自己研究对象的非凡能力的科学。

生活中最大的荣耀不在于从不跌倒，而在于每次跌倒后都能站起来。