思想之流朝着有目的的方向流动。

The truth is rarely pure and never simple.

最好的侦探是那些永不停止提问的人。

To understand everything is to forgive everything.

I don't really believe in failure. I believe in learning.

The world needs responsible miners who understand the value of both minerals and the planet.

I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.