heyyyy

i reallly have a reallly hard life...i am just about to sit my o level exams and the worst thing is no one reallly appreciates me thay reallly treat me like shit and because of that i have no self confidence i let everyone bring me down and take advantage of me....and im tired of proving to the world hu i am my parents think im so useless and realllly hate me....my sister just wants no relationship with me.....and then im unable to concentrate in school cause of so many problems will ima explain later........i tend to loose my anger very quickly but no one understands y.....theres something wrong with me and no one can tell what it is...instead they alll make fun of me and think its a joke....how should i go about this?