数学是模式的科学,而自然利用了每一种可能的模式。
Mathematics is the science of patterns, and nature exploits every possible pattern.
Development economics is ultimately about improving people's lives.
君子的学习,一定要喜欢提问。提问和学习是相辅相成的。不学习就无法产生疑问,不提问就无法扩展知识。
The only thing that matters is the work itself.