Massive quantities of evidence exist demonstrating that human beings have at least some capacity to believe that they have concern for the well being of other humans.
Prime example: do you remember that big pandemic a few years ago? Do you remember how passionate most people were that everyone should go get their vaccinations, to protect each other? I sincerely think that these people genuinely believed that the feelings they were experiencing were sincere, and human belief even if non-genuine is an incredibly powerful force, maybe even the most powerful of all forces.
The charitable impulse in municipal housing politics gets you a cluster of tiny trailer homes on a parking lot surrounded by a 8 foot fence in an industrial part of town far away. Maybe, if you are feeling especially magnanimous, a servant’s outbuilding in the shadow of your house.
It’s not in human nature to give charity that would elevate others to the same or, God forbid, higher status as compared to the benefactor.
Wherever a young person, newcomer, or upstart has a reasonable chance of attaining what the incumbents enjoy, you’re probably going to find them taking it through market competition, not having it allocated to them by a vote of the incumbents.
if people are given the choice of anything, the answer most of the time will be "no"