数学不在于数字、方程、计算或算法，而在于理解。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
我并不乐于盲目追随他人的指引。
种树的最佳时间是20年前，其次是现在。
健康的关系建立在相互尊重、信任以及能够公开和诚实沟通的基础上。
If we find the answer to that, it would be the ultimate triumph of human reason - for then we would know the mind of God.
The fundamental impulse that sets and keeps the capitalist engine in motion comes from the new consumers' goods, the new methods of production or transportation, the new markets, the new forms of industrial organization that capitalist enterprise creates.
算法的美不在于它们的复杂性，而在于它们的简洁和优雅。