领导力在于因为你的存在而使他人变得更好，并确保在你不在时这种影响依然存在。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
"In God we trust. All others must bring data."
把每一天当作生命的最后一天来活。
To be a good mathematician, you need to have both intuition and rigor.
在一个快速变化的世界里，适应能力是最终的竞争优势。