根据他的长处而使用他，就是根据他的长处而制服他。

建造就是在世界上表明立场。

The future of energy is diverse—no single source will dominate.

Doubt is not a pleasant condition， but certainty is an absurd one.

The function of mental processes is to mediate between the needs of the organism and the demands of the environment.

不如意的事要能排遣，日子清苦要能守得住，无道理的事要受得住，愤怒产生时要忍耐，欲望产生时要克制。