What you do on your bad days matters more than what you do on your good days.

"The past is a puzzle, and every piece matters."

Mathematics is the music of reason.

Quality is not a destiny; it is a design.

做数学的艺术在于找到包含所有普遍性萌芽的特殊情况。

"We're living proof that dreams do come true."

作家是人类灵魂的工程师。

没有信任就无法度过一生：那将是被囚禁在最糟糕的牢房——自己之中。