He has no credibility left.

— Sen. John Ensign (R-NV), quoted in the Las Vegas Sun in 1998, urging Bill Clinton to resign after he admitted an extramarital affair.

I deeply regret and am very sorry for my actions.

— Sen. John Ensign (R-NV), admitting he had an extramarital affair with a member of his campaign staff who was married to an employee in his Senate office. Ensign has been testing the waters for a possible presidential bid in 2012.