The poor are not irrational; they are just as rational as anyone else, but they operate under very different constraints.
The difference between perseverance and obstinacy is that one comes from a strong will, and the other from a strong won’t.
投资于农民教育就是投资于乳制品的未来。
讲故事的艺术是将梦想编织成现实的艺术,使不可能的事情看起来可能。