"To write a biography is to walk in another's shoes, to see the world through their eyes."

It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.

In transgressing the law of nature, the offender declares himself to live by another rule than that of reason and common equity.

翻译：机密的事情不保密，就会招致祸害。

如果你想在数学上取得进步，你必须习惯于不舒服。