There are only two ways of getting on in the world either by one's own industry, or by the stupidity of others.

There are only two ways of getting on in the world either by one's own industry, or by the stupidity of others.

在这个世界上只有两种方法可以生存，一种是靠自己的勤奋，另一种是靠别人的愚蠢。

-- Jean de La Bruyere 布吕耶尔