The challenge in computer science is not just to solve problems, but to solve them in a way that is both efficient and elegant.

我不让消极情绪影响我。

The only thing that is constant is change.

我们经常看见剧院里的人为剧中招收不幸的人伤心落泪，然而如果他们成为暴君，只会更加残暴的对待敌人。

成功不在于金钱，而在于幸福。

We must listen to the science and act with urgency to address global energy challenges.

最大的风险就是不冒任何风险。在这个快速变化的世界里，唯一注定失败的策略就是不冒险。