Y is the world so DIRTY!!!!!

Everything in the world become dirty.....I didn't know,doin that now is so common....y must u all do it????Y can't u save it???Is it very nice??Is it very fun???y must u do it???It really really hurt me when the person i care so much,had alerday done it...y??y????wht can i do???It's all to late alerday...I really don't understand y....I feel like killing myself now...everything is like a shit 2 me...how can i change it...