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。
Turn your wounds into wisdom.
In the short run, the market is a voting machine but in the long run, it is a weighing machine.
"The camera doesn't just capture your image; it captures your soul if you let it."
The past is a foreign country; they do things differently there.