"The best way to predict the future is to invent it."
可持续发展不是一种选择,而是现代经济中生存的必要条件。
In mathematics, you don't understand things. You just get used to them.
数学中最深刻的洞见往往来自意想不到的类比。
生命的秘密就在于远观最佳。