Here you argue about the application of efforts to improve lives... And you consider that everyone has their own thickness of the rod (shaw in the ass) and that the efforts can be completely different?
For a large number of people, talking to a stranger requires tangible effort.
For others, self-limiting yourself in food and losing at least 10-15 kilos is an impossible task.
For the third - to give up on their principles and to adjust a little to society.