成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜；真正的英雄主义是抵制这种怀疑；最深刻的智慧是知道何时应该抵制它，何时应该服从它。
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when to be obeyed.
The best brands are built on trust, and trust is earned through consistency.
I'd rather be a failed writer than a successful banker.
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。