数学中最令人兴奋的时刻是当你发现一些隐藏在显而易见之处的东西。
破坏其土壤的国家就是自取灭亡。
"It is easy to forget how full the world is of people, full to bursting, and each of them imaginable and consistently misimagined."
The market is never wrong – opinions often are.