领导者的角色是创造一个让人们能够发挥最佳水平的环境。
"I'd never given much thought to how I would die, but dying in the place of someone I love seems like a good way to go."
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
If you are looking for something in your house， and you finally find it， when you’re done with it， don’t put it back where you found it. Put it back where you first looked for it.