You can tell your father that Reagan, Nancy Pelosi, Eileen Chao, Condoleezza Rice, and Hilary Clinton are or were all graduates of liberal arts colleges as are/were the founders of tech companies such as John McAfee (McAfee), Peter Norton (Norton), Larry Sanger (Wikipedia), and Tom Oreck (Oreck) and others, as well as the CEOs of dozens of companies, including Disney, Albertson’s, J.P. Morgan, Texas Instruments, GE and many many more.
Oh, also Kofi Annan