That mentality seems to mostly come from people who were born into wealth and had parents who gave them everything. They project that perspective onto the world

That mentality seems to mostly come from people who were born into wealth and had parents who gave them everything. They project that perspective onto the world. That was their reality after all, and probably their surrounding community. They're too far removed from how that wealth was achieved and don't understand it. See also: clogs to clogs in three generations.