Not usually ,it's almost ingrained in thier psyche...but it's so unfair and unjust people want them to see the light.

Yes, I think so. Some people are just badly guided by parents or peers or have no experience with the people they vilify rather than being inherently bad people.

No it doesn't work.

nope. attempt to shame them and they will just seek out like minded people in frustration. personally i don't care about race, sexuality etc...

to satisfy other bigots

It effectively shuts them up sometimes. People are more worried about being accused than being those things, which is pretty hypocritical, too.

Mostly to make yourself feel better by some idiotic set of rules you have decided should exist