The concept of tit for tat or an eye for an eye has existed as long as humans has and honestly probably before (the behavior is also seen in other primate species). It feels good to retaliate when you have been wronged, Its justice!
Our apartment was a shabby unit in a four family flat her granddad owned. We furnished it with golden velvety sofas, wonderful old-school tables, and art donated from her family. We were grown! Hah! We had people over, we worked, we went to school, and we did as we pleased.