17. When Donald Trump’s six-year-old daughter got a Barbie for Christmas she was furious: her two brothers got Legos and an Erector Set. So she locked the bedroom door with super glue and built a Lego model of Trump Tower. She also shared her early passion for real-estate business in Documentary Born Rich, starting from the 68th-floor view of Central Park wondering “what patch of sky maybe one of my buildings will be in.”