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。
An individual has not started living until he can rise above the narrow confines of his individualistic concerns to the broader concerns of all humanity.
The most dangerous stories are the ones we tell ourselves.
诚实是智慧之书的第一章。
Life taught me that even in the darkest moments, there is always a light.
我不是悲观主义者，我是一个受过悲观主义训练的乐观主义者。
领导力是激励他人实现他们认为不可能的事情。