我要做我想做的事。我要成为真正的自己。我要弄清楚那是什么。

当我们为后代考虑而采石时，石头就变成了桥梁，而不仅仅是资源。

Innovation and technology are key to meeting the dual challenge of supplying energy while addressing climate change.

——2006年在西雅图市演讲

Do not say a little in many words but a great deal in a few.

The magic number 150 suggests that the size of our social networks is limited by the size of our brains.