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.

Humility is a strength, not a weakness, in leadership.

The mind can be considered as a physical symbol system.

I always wanted to be somebody. If I made it, it's half luck and half talent, and a lot of hard work.

The study of truth requires a considerable effort - which is why few are willing to undertake it out of love of knowledge - despite the fact that God has implanted a natural appetite for such knowledge in the minds of men.

If there's a book that you want to read, but it hasn't been written yet, then you must write it.

我们必须时刻用不同眼光来看待事物。