The President of the United States, says the Constitution, cant act in many specified instances without the advice and consent of Congress. But advice is t a strong word. And taking or t taking advice is a fairly nebulous situation . . . creating an instability, a fundamental ambiguity, at the very heart of power, between the Congress and the President. It is this instability, and this wide-openness, that allows the free play of the more intangible types of power that begin where the constitution breaks off: sex, personality, and character. Things which are left out of civics textbooks are what Allen Drury took as his subject in such vels as Advise and Consent, A Shade of Difference, and Capable of Hor.