More receptive to memetic programming would be the aspect of social cohesion that causes an extra skills and feat, not sharing and caring.
Yes. More that we adapt and overspecialize into smaller roles and niches via social pressure than not sharing and caring.
Dwarves don't travel and don't actively attempt to progress.
Halflings literally have low ambition.
Elves do travel and physically change but reform elfdomin their god(dess)'s image.
Gnomes attempt to progress and fill societal roles but have low success rate.