The desires， and other passions of man， in themselves， are in his own power； his real difficulties are， to know when they are to be controlled， and when not.

Every scientific discovery should be measured by its contribution to human welfare.

Vision without execution is just a dream.

应对死亡的唯一方法就是将之前的一切转化为艺术。

The only thing necessary for the triumph of evil is for good men to do nothing.

我想创造一些能让运动员变得更好的东西，我想打造世界上最好的产品。