why don't humanity just get over religion?

seriously. most pain, cruelty, racism, homophobia and any type of discrimination is related to religion. why don't just forget about. churches could be hospitals, schools, shelters. all the time spent to "god" could be used helping other humans, who really matter. we could all live in a much better world if we would just give this bs up and learn to respct each other no matter what we are just humans. everyone should be able to know what is wrong by comon sense, hurting others etc. Sweden is one of the less religious countries in the world, and look how well they are doing. barely any violence or poverty and look at the most misable places on earth. religion is their governenmt