Which is why these billionaires dropped out of school:
Bill Gates of Microsoft
Sheldon Adelson, casino developer
Larry Ellison of Oracle
Li Ka-Shing, plastics
Roman Abramovich
Paul Allen of Microsoft
Michael Del of DELL
Amancio Ortega, fashion
Carl Icahn
Kirk Kerkorian
Donald Newhous, magazines
François Pinault
Stanley Ho Casinos
Jack Taylor of Enterprise Rent-A-Car
YC Wang, plastics and chemicals
David Geffen of Geffen Records, and Dreamworks SKG
Steve Jobs of apple
David Murdock Dole Foods
Henry Fok
Ralph Lauren of Ralph Lauren
Richard Branson of Virgin