宇宙不仅比我们想象的更奇怪，它比我们能想象的还要奇怪。

PAC学习框架提供了一种形式化的方法来量化概念类的可学习性。

Leadership is about inspiring others to see possibilities where they once saw limitations.

I am willing to put myself through anything; temporary pain or discomfort means nothing to me as long as I can see that the experience will take me to a new level.

I don't need a reason to be happy with who I am.

摄影首先是一种观看方式，而非观看本身。