And is some cases, they learned it at their parents knee. Look at those parents who were convicted of bribery and fraud so their little darlings could go party at "a good school."
To be fair, many of those kids had no idea what their parents were doing, and were mortified when they found out.
Maybe somebody needs to bring back Parsons. Remember it? It was a liberal arts college located in Iowa and was a harbor for the dumb and badly-behaved children of the wealthy. They could and did party constantly, and at the end of four years, they got degrees. That worked until 1966, when it lost its accreditation. It closed its doors in 1973.