Am i selfish for doing suicide?

Im 13 year old girl im doing suicide. I dont want people saying "dont do it" and blah blah blah. i want to know if you think im selfish? after all every day is painfull, i hate my life i have had to make the hardest desicion to take it. I dont wanna leave my mum and dad but have to. So am i selfish? i think its the person who wants you to live whos selfish after all they are keeping you here for their sake....