acquire a greater understanding of the world through a particular unpleasant or stressful experience
吸取教训
punish or hurt someone as a deterrent
惩戒，教训
they were teaching me a lesson for daring to complain.他们为我胆敢抱怨而给我颜色看。
they were teaching me a lesson for daring to complain.
他们为我胆敢抱怨而给我颜色看。