挑战不仅仅是给人们钱，而是要理解他们在约束下如何做决策。
The challenge is not just to give people money but to understand how they make decisions under constraints.
A baker's hands are their most valuable tools, guided by experience and intuition.
疾病是生命的阴暗面，一种更沉重的公民身份。每个出生的人都持有双重国籍，在健康王国和疾病王国中。
统计假设检验是一个古老的问题，但其现代处理始于内曼和皮尔逊的工作。
"The beauty of language lies in its ability to transcend boundaries and touch hearts."