你越努力，就越难放弃。

过去并非固定不变，它会随着我们的重述而改变。

The true test of leadership is not what you do when you're being watched, but what you do when you're alone.

I believe in the discipline of mastering the best that other people have ever figured out.I don't believe in just sitting down and trying to dream it all up yourself.

安全不是产品的附加功能，而是基石。