我们拥有的最大资源是人类的聪明才智。

出自汉·桓宽《盐铁论·刺议》。专己，指刚愎自用。拒绝忠言直谏的人就会闭塞，一意孤释义：行的人就会孤立。治国安邦的人要认真听取别人的意见，不能拒纳谏言、一意孤行。

The soul is a fire that must be fed with beauty.

The beauty of mathematics lies in its ability to connect seemingly unrelated ideas.

I'm not afraid to die, I'm afraid not to try.