Our goal is to organize the world's information and make it universally accessible and useful.

Challenges are opportunities in disguise; embrace them with courage.

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

每个想法都有其目的，即使我们无法立即察觉。

Sometimes, the things we can't change end up changing us.

不要仅仅追求成功，要追求意义。