Life was simple before World War II. After that, we had systems.

The Worldly Hope men set their Hearts upon Turns Ashes—or it prospers; and anon, Like Snow upon the Desert's dusty Face, Lighting a little hour or two—is gone.

电子特性可以受到拓扑保护的认识彻底改变了我们对固态物理学的理解。

I believe in the power of love and kindness.

我不是榜样，我只是个唱歌的人。