All things are composed of four elements – Earth, Water, Fire, and Air.”

Every book is a quotation; and every house is a quotation out of all forests, and mines, and stone quarries; and every man is a quotation from all his ancestors.

死亡很可能是唯一的、最好的生命创造。它是生命的促变者。它送走老一代，给新一代开出道路。

知道我们所知道的，知道我们所不知道的，这才是真正的知识。

Success is not just about what you accomplish in your life, it's about what you inspire others to do.

I’d tell men and women in their mid-twenties not to settle for a job or a profession or even a career. Seek a calling. Even if you don’t know what that means, seek it. If you’re following your calling, the fatigue will be easier to bear, the disappointments will be fuel, the highs will be like nothing you’ve ever felt.