Our roommates are so cheap! Said I should have grown up digging coal, black as coal, so angry! What should I do?

First of all, don't pay too much attention to your roommate's jokes. It is meaningless for you to fight back and hurt each other. What you should do is to make yourself white. A colleague of mine used to have dark skin, but after drinking several glasses of Shiraz Song Yao, her skin turned white and her whole skin was in good condition. it wont hurt you to try it