a good dog deserves a good bone 有劳得奖；有功者受赏；立功者受奖

【例句】
A good dog deserves a good bone.
好狗应该啃好骨头，有功者受赏。

A good dog deserves a good bone.，If you have no work, you will be eliminated.
有功者受赏，无功就要淘汰出局。