有谁背后没被他人议论过,又有谁在他人面前没议论过别人?有钱人不管说什么,别人都奉承他说的是真的,而穷人即使说的是真话,别人也都不相信是真话。
我们必须不断学习,因为计算领域总是在不断发展。
The American farmer is the only man in our economy who has to buy everything he buys at retail, sell everything he sells at wholesale, and pay the freight both ways.