According to interviews, Jackie Kennedy gives "tart commentary on former presidents, heads of state, her husband's aides, powerful women, women reporters, even her mother-in-law."
(She also said.) Martin Luther King Jr is "a phony" whom electronic eavesdropping has found arranging encounters with women. (more)
She also admits to eavesdropping on her husband and his advisers one morning when the emergency committee in charge of the crisis gathered in the Oval Room, unbeknownst to the press.
"So then, I went in the Treaty Room where I well, just to fiddle through some mail or something, but I could hear them talking through the door. And I went up and listened and eavesdropped," she confided. (more)