Confused

I thought i could let go move on but i let u back into my life again and u hurt me more than i ever imagined now i am sitting here crying wondering y u would do this to me y did u say u would love me 4 ever and promise me u would be there 4 me and then break my heart? was it just to play games wit my heart?i just want to under stand.i just want u to understand how much i cared 4 u .i told u i would die for u i have never felt that way before about any Boy until i met u and now I'm trying to let my feelings for u go .its really hard !and part of me wants to let go but part of me wants to give it another try but i have to do whats right 4 me and before i do i just want u to no i still love u and always will care about u but i cant live this life any more its just not worth it