贫困并非不可避免；它是一个可以解决的问题。
Poverty is not inevitable; it's a solvable problem.
Innovation distinguishes between a leader and a follower.
写作的行为是一种勇气的行为。
The most important thing is to be able to think like an economist, to see the world through that lens.
电子和原子一样是不可穷尽的。
教师是太阳，学生是月亮。教师发光，学生反射。
心理过程是生存的生物工具。
不要让昨天占据今天的太多时间。