一个好计划的最大敌人是完美计划的梦想。

Never compromise on safety—it’s the cornerstone of everything we do.

Risk management is the most important thing to be well understood. If you don't have a good risk management system, you are going to blow up.

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

不管你是男人还是女人，我还是会做我自己。