1．以德报德，以怨报怨 Like for like.
2．有其父必有其子 Like father, like son.
3．玉不琢，不成器 The finest diamond must be cut.
4．一个和尚挑水喝，两个和尚没水喝，三个和尚没水喝
One boy is a boy, two boys half ...
2．有其父必有其子 Like father, like son.
3．玉不琢，不成器 The finest diamond must be cut.
4．一个和尚挑水喝，两个和尚没水喝，三个和尚没水喝
One boy is a boy, two boys half ...