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.
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。
证明是一种用于使他人相信数学陈述为真的工具。
The only thing I'm addicted to is winning.
Stay humble, stay hungry.
It is better to destroy one's own mistakes than those of others.
孩子们值得拥有挑战他们的书，而不仅仅是娱乐。
创作的行为是一种信仰的行为。
"Time is the most democratic of all things; it is given equally to everyone, yet everyone uses it differently."