发现恒星围绕银河系中心的超大质量黑洞运行是天体物理学的一个转折点。

你做什么比你怎么做重要得多。

"The emotions are like a computer's output devices - they motivate action to solve specific adaptive problems."

Joy is the emotion which accompanies the fulfillment of our natures when we have lived up to our potential.

I don’t like to do easy things. I like to challenge myself.

最可怕的事情就是不容忍的乌托邦。