记忆是一件棘手的事情；它既可以是祝福也可以是诅咒。

Le mépris est une sorte de baguette magique qui fait disparaître bien des difficultés.

我们正在从基于商品生产的经济转向基于知识生产的经济。

I don't take anything for granted. I work for everything.

If you can't fly then run， if you can't run then walk， if you can't walk then crawl， but whatever you do you have to keep moving forward.

To do mathematics is to explore a universe of ideas, where the only limit is your imagination.

在采矿业，信任是通过透明度和一致的行动赢得的。