WHY???????????

why do people continually put others down when they know that person is under so much stress that they are about at their breaking point without that put down??? I wish I could change what has gone down in the last 24 hours but I can't just gotta try to make it through another week uggh don't know if I can with how I feel at the moment but I can sure try. I found out that my cousin is sicker than I thought. I have fought up and down with the rents. I have finals next week and a old x aquantince that is contacting me for the first time in two years wanting to amend what happened between us which is unforgivable so ya I am stressed to the max want to throw things and don't know if I can get through another week of school help please help!!!!!!!!!!