我明白你无法控制生活中的一切，但你可以控制自己的反应。
I've learned that you can't control everything in life, but you can control how you react to it.
The world is a comedy to the wise, a tragedy to the foolish.
我不是表演者，我是作曲家。
The only real journey is the one within.
在数学中，提出问题的艺术必须比解决问题更有价值。
The tyranny of secrecy is the most tyrannical of all tyrannies.