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。
The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.
电子学的未来取决于我们利用半导体材料潜力的能力。
"You can't always be happy, but you can always be brave."
一旦您了解如何编写程序，就请其他人来编写它。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
