Yes, "social policies" like transit that's accessible to the disabled, elderly, and poor. Would you prefer planning that tells those people to stay at home where we can pretend they don't exist?
> "minimum of screening so that they don't have to deal with people with severe mental issues"
What kind of "screening process" do you want? What's your test?
> people in city gov refuse to recognize that commuters desires are perfectly reasonable
Sure, maybe you can twist your desire for fewer people with "mental issues" to be 'reasonable', but your disgust for them doesn't make good policy. It's not impossible to build transit for everyone; for both commuters, and for the poor, disabled or elderly. As long as people like you can stand to be on the bus with people who are different than you.