心是一切。你想什么，你就会成为什么。

"I do not believe in happy endings, because life does not offer them."

通过正确的视角观察，平凡会变得非凡。

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.

数学的进步是通过概括实现的。