In a good mystery novel, the reader should feel both entertained and challenged throughout the reading process.
学习理论中的一个关键见解是,假设类的复杂性对于泛化至关重要。
如果农民不能有效使用,最先进的技术也毫无价值。
制度是一个社会的游戏规则,或者更正式地说,是人为设计的约束人类互动的框架。
True progress is measured not just in profits, but in positive impact.