没有道德的效率只是在错误方向上的速度。

地球是有生命的这一想法处于科学可信度的边缘，但并未超出其范围。

Confucious said that real knowledge is knowing the extent of one's ignorance.Aristotle and Socrates said the same thing.Is it a skill that can be taught or learned? It probably can, if you have enough of a stake riding on the outcome...

课程必须被视为达到目的的手段，而不是目的本身。

你能做的最好的投资就是投资自己。

我们开采的每一块煤都在为某个家庭点亮灯光。

I believe in hard work and persistence.