“The retirement age needs to be raised. A portion of Social Security ought to be privatized, if not all. And there probably needs to be some means testing. It's a Ponzi scheme that's not sustainable.”

Gary Johnson is an American politician and businessman. He served as the governor of New Mexico from 2003 to 2011, known for his fiscal conservatism and pragmatic leadership. Later, he ran for U.S. president twice as the Libertarian Party nominee, advocating for limited government and free-market principles.