“Let me make something very clear,” Nick Freitas stated unequivocally. “I don’t have a political career.” Freitas, a Republican member of Virginia’s House of Delegates, was responding to advice. Upon announcing his candidacy for the United States Senate, he was given the standard smoke-filled room wisdom: running against super-incumbent Sen. Tim Kaine, he was told, “could hurt [his] political career.” You see, Kaine has a lot going for him. He is the former mayor of Richmond, lieutenant governor and then governor of Virginia, chairman of the Democratic National Committee, U.S. Senator and Hillary Clinton’s Vice-Presidential running mate in 2016. What...