Labor economics is fundamentally about understanding people’s choices and constraints.
从生活中学习，从书籍中学习，从他人中学习。
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：它是关于理解的。
在每个角色中，都有一片演员的灵魂。
The best way to achieve investment success is to focus on the long-term and ignore short-term noise.
