why meee

its been almost a year why cant i get over him and as for this weekend all i did was cry .... and he doesnt care he is right he doesnt care what i do ... he told me he will never jsut fall back into my arms and he is right he wont ... it hurts really bad but he is with his new girlrined so why cant i just accpet that? its just something that i need to accept tah t he doesnt want to be with me but i cant i love him sooo much idk how to live without him....so what do i do jsut be miserable? ..... will i ever evre get over him? whats wrong with me why am i sooo obsessed? i fucken hate myself .....why cant i jsut leave him alone .... and whyy cant he care that i love him? ... i would die for him and he doesnt care it doesnt matter what i would do..... i think everyday waht i could have done different and it wont matter ...someone please jsut kill me .... and i told him about my suicidal thought and he jsut thought i was crazy ..... he thinks it just my attempt for attention and maybe it is ... but its how i feel everyday .....