快乐的最好方式是让别人快乐。

If you're trying to achieve, there will be roadblocks. I've had them; everybody has had them. But obstacles don't have to stop you. If you run into a wall, don't turn around and give up. Figure out how to climb it, go through it, or work around it.

地球形状的问题本质上是势理论中的一个问题。

I don’t do features, I do favors.

真相很少是纯粹的，也从来不简单。