The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.
穷人并非不理性；他们和任何人一样理性，但他们在非常不同的约束下行动。
数学中发现的快乐是无与伦比的。
"Drawing is the honesty of the art. There is no possibility of cheating. It is either good or bad."
最成功的现代国家是那些能够利用市场力量，同时保持一个能够执行规则和提供公共产品的强大国家的国家。
数据库技术的未来在于能够高效处理多种数据类型和大规模数据。
每一个实验都会破坏通过先前实验获得的关于系统的某些知识。
今天我们种下的每一棵树，都是留给素未谋面的后代的遗产。
Our responsibility extends beyond our operations to how our products are used by customers.