Why does religion even come between people!!!?

i am a hindu!! but more than tat im a human!! i believ in livin my life as a god fearing person!! not a religion fearing one..... i hav got hindu muslim christian and aal sorts of friends!! i dont care wat religion anyone comes from, as far as they r good to me..... i beliv nd respect aal kinds of religion!!! and if i can b aal this..y cnt others? im sick of seeing ppl f8 over nothin!! we act lik barbarians nd v cal ourslves civilised??? argh!!! i want ur opinion on this issue!