hukum karma

firstly,i want to talk about my life ..... now,, i know i not 100% muslim or good girl in that time ... but i`m still to try to be better than now ,,, sometimes ,,i will talk at my freind about everything what i was not setisfied with one ..examples my teacher or someone ..i will CURSE them ..oh my god .please show your guidance at me ...i really need it now ya tuhan ku ...i want to change it now ....im not going to change in cause i want to sit for pmr this year ..instead cause ...but god always remembers me to change by showing a variety of events to me .....i hope i can change  slow by slow ..i hoping ..:(