Eight hours of training, pain is only the body, but if the loss, you pain is the heart.

国际政治是一项残酷而危险的业务，期望国家按照道德原则行事是愚蠢的。

The pursuit of knowledge is a journey without end.

每个人都有自己的故事。

Without stories, we are just bones and dust.

All the effects of Nature are only the mathematical consequences of a small number of immutable laws.

我认为音乐是让人们团结起来的最好方式。

工程事业必须学术和经验相辅相成，仅靠空谈绝对难以胜任。