Money is a singular thing. It ranks with love as man's greatest source of joy. And with death as his greatest source of anxiety.
优秀的团队不只是追随领导者,而是相信愿景。
你乐于挥霍的时间,不算浪费。
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。