You can never know anyone as completely as you want. But that’s all right, love is better.

Sustainability isn’t an option; it’s the only way forward.

The only way to have a friend is to be one.

创新不是对每件事都说“是”，而是对除最关键功能外的一切说“不”。

找到真正幸福的唯一方法，是冒险让自己彻底敞开。

The only person who is educated is the one who has learned how to learn and change.