You shouldn't tell your friends that you hate them.
Robert's friends prank him as he walks home from school by pouring a bucket of water on him.
Robert wants his friends to know they hurt him.
Robert tells his friends the prank bothered him as he's very sensitive and asks to go out with them tomorrow.
Robert tells his friends he can't stand them anymore and never wants to see them again.
Robert's friends respect him more and Robert is not lonely.
Robert's friends feel awful and Robert is lonely and miserable alone.