工程师是创造未来的人。他们是改变世界的人。

最可怕的事情就是不容忍的乌托邦。

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.

人的精神是世界上最宝贵的东西。