现在国家的责任就在你们年轻人身上。你是东北人，你们介乎日、俄红白这两大帝国主义势力之间，你们很难应付，尤其是你们东北的年轻人，责任就更重。
1925年，孙中山在病榻前对张学良说，指出苏联是红色帝国主义。
Mathematics is not a spectator sport.
领导力就是让他人因为你的存在而变得更好，并确保这种影响在你离开后依然持续。
解释：闻知有道德的人不予荐举，听说有善良的人不去寻求，见到有才能的人不予使用，那是很危险的。
Advice like these are not laws. They are like hats. If one doesn’t fit， try another.
不要让你的恐惧控制你。
数学中最深刻的思想往往来自最简单的问题。
I've missed more than 9000 shots in my career. I've lost almost 300 games. 26 times, I've been trusted to take the game-winning shot and missed. I've failed over and over and over again in my life. And that is why I succeed.
Investing in technology today will define our ability to deliver cleaner energy tomorrow.