Life is like a song, with highs and lows, but every part is precious.
生活就像一首歌，有高潮也有低谷，但每一段都是珍贵的。
乐观的基础是纯粹的恐惧。
No president who performs his duties faithfully and conscientiously can have any leisure.
People are just as wonderful as sunsets if you let them be. When I look at a sunset, I don't find myself saying, 'Soften the orange a bit on the right hand corner.' I don't try to control a sunset. I watch with awe as it unfolds.
我不是星星，我是黑洞。
The interplay between local and global phenomena is a recurring theme in number theory.
写作是一种勇气的行为，是与自我和世界的对抗。
领导力就是做出今天艰难的决定，为后代谋福利。
