No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
I believe in second chances because I know what it's like to need one.
The most profound discoveries in mathematics often come from questioning the most basic assumptions.
数学中最深刻的发现往往来自于对最基本假设的质疑。
"The truth is rarely pure and never simple."
天空是极限，对吧？
