创新不是一蹴而就的，而是需要持续不断的努力和积累。

We want to build technology that everybody loves using, and that affects everyone. We want to create beautiful, intuitive services and technologies that are so incredibly useful that people use them twice a day. Like they use a toothbrush. There aren’t that many things people use twice a day.

文学是使不可见之物可见的艺术。