Why do i hate people?

check, i am 21, im not stuck up i dont think im bette then any1 yet i simply do not like people, i have 2 people in this world i actually like, everyone irritates me including my family, i luv thm yet hate them and even them im prepared to dump thm if they try hurt me (my friends), i just dont like people, i don't walk around parannoid, im pretty sociable but sumtimes i hat eevery1, i can be rude 2 whn i dont like sum1 then other days im ok, its so confusing.