The dead have much to teach the living.
逝者能教给生者许多东西。
石油的真正价值在于它改变经济和社会的能力。
I survived because I kept my imagination alive.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法:它是关于理解的。
当我停止进步的那天,就是我该停止比赛的日子。
The best way to predict the future is to create it.