Probably a good counterexample would be the right for certain groups to work any job they're qualified for, for example women or people with disabilities. Generally, those changes were profitable and would have been at any time society accepted it.
I don't understand the position you are arguing and I really want to. Either illusion of transparency or I'm an idiot. And TheOtherDave appears to understand you. :(
Here's the new thread for posting quotes, with the usual rules: