勇气是所有美德中最重要的，因为没有勇气，你就无法始终如一地实践其他美德。
世界上充满了神奇的事物，耐心地等待着我们的感官变得更加敏锐。
The truth is rarely pure and never simple.
I have so much admiration for women who are married, have kids, and work full time. I don't know how you do it. I don't think I could.
The internet is not just a technology, it's a way of thinking.
We thought that we had the answers, it was the questions we had wrong.
The beauty of mathematics only shows itself to more patient followers.