数学是给不同事物赋予相同名称的艺术。

The past is not lost; it is encoded within us.

Anything truly novel is invented only during one’s youth， later one becomes more experienced more famous， and more blockheaded.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

——温铁军谈“农业现代化与小农经济的基础是根本矛盾的”

世界充满了来来去去的迹象和奇迹，如果你幸运的话，你可能会在它们飞过时抓住它们的尾巴。

The intelligence of drones is not the end, but the beginning.

如果你不顽强，你就会过早放弃试验。如果你不灵活，你就会以头撞墙，而不会找到解决问题的不同办法。