One must sow before one can reap.

【谚】欲有收获，必先播种；种瓜得瓜，种豆得豆。

sow dragon's teeth

挑起争端；煽动战争。

sow hemp

干无法无天的勾当；过犯罪的生活。

sow one's wild oats

年轻时行为不检或做蠢事。

sow the seeds of

惹起；种因。

sow the wind and reap the whirlwind

【谚】恶有恶报。

As a man sows, so shall he reap.

【谚】种瓜得瓜，种豆得豆。(= You must reap what you have sow.)

You must reap what you have sow.

【谚】种瓜得瓜，种豆得豆。(= As a man sows, so shall he reap.)

get (have; take) the wrong sow by the ear

【谚】弄错人；抓错了人；获得错误的结论。

You can't make a silk purse out of a sow's ear.

【谚】瓜藤长不出茄子；巧妇难为无米之炊。