We are all in the gutter, but some of us are looking at the stars.

不要归罪于天地陰陽的变化，一切都应责怪人事；不要对圣人抱有过高的奢望，一切都应求诸自身。

解释：要想人爱护自己，必须先爱护别人；要想人顺从自己，必须先顺从别人。

You think when you wake up in the mornin yesterday don't count. But yesterday is all that does count. What else is there? Your life is made out of the days it's made out of. Nothin else.

我是一个乐观主义者。我相信人类智慧的力量能够克服挑战。

The most important thing in mathematics is to understand the concepts, not just to memorize formulas.

The transition to cleaner energy is inevitable; those who resist will be left behind.

Leadership is about making tough decisions today that will define tomorrow's legacy.