The true opponent, the enfolding enemy, is not the Russians but their own stupidity.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的：它是关于理解的。
"The truth is not always beautiful, but the pursuit of it is."
Simple things should be simple, complex things should be possible.
The only limit to our realization of tomorrow is our doubts of today.
每一部电影都是一次新的冒险，一个新的挑战。