窮人并非不理性；他們和任何人一樣理性，但他們在非常不同的約束下行動。
The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.
The best way to find yourself is to lose yourself in the service of others.
大腦越大，它能管理的社會世界就越復雜。
我們都是生命之樹上的枝條。
Good design should be accessible, not elitist.
真正的創(chuàng)新來自于對現(xiàn)有問題的深刻理解。