Happiness is not about having more, but caring less.

I don't let the past hold me hostage.

We are what we pretend to be, so we must be careful about what we pretend to be.

不要担心失败，担心的是你甚至没有尝试就错过的机会。

"Even if the world changes, I won’t change."

解决问题是智能系统的核心活动。