我是一个美国黑人，我为我的种族感到骄傲。我为自己是谁感到骄傲。我有许多自豪和尊严。
I'm a black American, I am proud of my race. I am proud of who I am. I have a lot of pride and dignity.
The most valuable resource we extract isn't minerals—it's human potential.
交换、交易和互换的倾向普遍存在于所有人之中，而在其他动物种族中找不到。
永恒的瞬间——仅此而已，别无他物。
To create is to participate in the transformation of the world.
The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.
科学发现的过程与发现本身同样重要，因为它教会我们探究的本质和我们理解的极限。