数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
领导力在于因为你的存在而使他人变得更好，并确保这种影响在你离开后依然存在。
Innovation is the vitality of the infrastructure industry, without innovation there is no future.
The will to learn is an intrinsic motive, one that finds both its source and its reward in its own exercise.
A proof tells us where to concentrate our doubts.