Two or three generations later, you have some land, some money, maybe a lot of money, but, no culture. You can't take it with you.
Culture is something a group of people creates cooperatively, unconsciously perhaps.
When the group scatters, the culture scatters with it. So you have cash, but no culture. Mrs. Havemeyer bought up collections of art from Europe, though many have turned out to be fakes. A spoon is a spoon in Ghana. In Soho, NYC, it is a wall ornament worth forty dollars.