解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。

I don't believe in luck. I believe in preparation meeting opportunity.

领导力是关于以清晰和信念做出艰难的决定。

I think it's important to take risks in life. If you don't take risks, you'll never grow.

The more enlightened our houses are, the more their walls ooze ghosts.