在没有生命力的帮助下合成尿素是一个极其重要的事实。

我不会假装在冠状病毒到来之前一切都很完美。

"The artist must be a philosopher, a scientist, and a poet all at once."

The world is what it is; men who are nothing, who allow themselves to become nothing, have no place in it.

和平不是人类所处的自然状态，而是必须被建立起来的。

成功不在于金钱，而在于对你所做事情的热爱。