some thing happen to me

now aday im thinking negetive things all the time i really does not know what am i doing all the time by then they ask me not to think about it but cant.for my information is the negetive thing will kills me when when im carring going onlike that i need to stop thinking like that!!!!This kinda the negetive things will make me stress,sleepy,and lazy by then i really does not know wat to do it the moment by then.