当别人拒绝你的时候，不要在意。假设他们和你一样：忙碌、没时间、注意力分散。稍后再试一次，很神奇，第二次尝试往往会成功。

除非你相信对世界的知识以及由此产生的力量对人类具有内在价值，否则你不可能成为科学家。

在艺术创作中，虚空与充实同样重要。

对抗各种错误的最强大武器是理性。

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.