The greatest glory is not in never falling, but in rising every time we fall.
The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
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。
"Every character we create carries a piece of our soul, whether we admit it or not."
我不是在试图耍酷，我只是在做自己。
"A personality is a full congress of orators and pressure groups, of children, demagogues, communists, isolationists, war mongers, mugwumps, grafters, prayer-makers, adventurers and clerks; with each of these in a minority of one."