在理解宇宙的追求中，我们必须保持谦逊，因为我们找到的每一个答案都会引出一系列新的问题。

One must still have chaos in oneself to be able to give birth to a dancing star.

"We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way."

In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

相位裕度是系统在变得不稳定之前可以容忍的程度的度量。