didn't she have fact-checkers for her book?

And finally: In her new book, former Alaska governor Sarah Palin says she’s quoting Hall of Fame basketball coach John Wooden with this line: “I will tell you one
of the things we remember on our land. We remember our grandfathers paid for it — with their lives.” But the phrase actually belongs to Cheyenne warrior John Wooden Legs, who adds in his essay: “My people and the Sioux defeated General Custer at the Little Big Horn.” Probably not what Palin was trying to convey.

(Think Progress)
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How can anyone seriously be this clueless?