The Truth-o-Meter says: False | Is Donald Trump's 'Art of the Deal' the best-selling business book of all time? Appearing on CNN to defend his controversial comments on "rapist immigrants," Donald Trump said he doesn’t understand why Republican party leaders are so quick to publically dismiss him. After all, Trump reasoned, he’s surging in the polls and has had a track record of success: He attended one of the best business schools in America, created a hotel and entertainment empire, and is a bestselling author to boot.