شاقي بشقاه ، وحمار بكراه

يضرب هذا المثل في من يمن عليك بعمل و هو يتقاضى أجره.
Each labourer is earning for whatever he is doing, he is not doing it for nothing.
This proverb is said for the labourer who is earning for what he is doing but at the time he is considering it as a favor.