You have to sit by the side of a river a very long time before a roast duck will fly into your mouth.

You have to sit by the side of a river a very long time before a roast duck will fly into your mouth.

你必须坐在河边很长一段时间，烤鸭才会飞进你的嘴里。

-- Guy Kawasaki 盖伊·川崎