what`s wrong with me??

everyday i feel unhappy and i feel something empty... idk what`s wrong with me... i try to hide it but i can`t.. so much sad feelings that i couldn`t forget... then i rememberred of my old friends.... i wanna meet them but i can`t because the all had changed to bad persons... so sad :( ... now i just can release all of my feelings kepada loker sekolah yg dah hancur dalam stor.... i do it hampir everday... i just wanna be happy but i can`t...  i don wan eveyone anggap saya sombong so please help me to be a happy person :)