Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
We are all mosaics of genetic inheritance.
The key to success is continuous learning and improvement.
Failure is instructive. The person who really thinks learns quite as much from his failures as from his successes.
设计应该解决问题，而不是制造新的问题。
幸福不是现成的东西，它来自你自己的行动。
The most important political virtue is moderation.