The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

我们这个时代的挑战是在不伤害地球的情况下利用能源。

The truth is rarely pure and never simple.

The more you say, the less people remember.

冲去污浊的水，扬起清澈的水流；废除贪婪，树立廉洁