The world is a great symphony, and we are the notes.
伟大的领导者不创造追随者,他们创造更多的领导者。
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。
Quality is not a fad; it is a philosophy.