George Pyle: It is difficult for people in power to change their mind

“Never apologize, mister. It’s a sign of weakness.”— Capt. Nathan Brittles (John Wayne), “She Wore a Yellow Ribbon,” 1949"When my information changes, I change my mind. What do you do?”— John Maynard Keynes (attributed)“He believes the same thing Wednesday that he believed on Monday, no matter what happened Tuesday.”— Stephen Colbert, roasting President George W. Bush, 2006“I don’t know. I’m making this up as I g