Don't listen to the guy saying to do it. You are a human being with a purpose. Don't kill yourself. You were meant for so much more. You will feel better someday.
Go for it no need to let everyone know about it tho just get it over with.
Nope its your choice lots of 19 year olds in the world. Why would I miss one of them. If your serious do it if your looking for sympathy then figure out your problems and grow a pair.