数学不是关于数字、方程、计算或算法的:它是关于理解的。
The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
The market is never wrong; opinions often are.
言语的力量在于它们唤起情感的能力。
我们每个人,每天都在进行创造自己的行为。