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.

科学的本质在于通过观察、实验和推理不懈追求真理。

To write is to resist the erasure of history.

An excellent man; he has no enemies; and none of his friends like him.

The truth is rarely pure and never simple.

A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.

人生短暂，但智慧是永恒的。

看看那些星星，看它们如何为你闪耀。