Music training is the "key" to success! Creative thinking, years of practice, and competition all contribute. What do Condoleezza Rice, Alan Greenspan, hedge fund billionaire Bruce Kovner, Paul Allen, the co-founder of Microsoft, Woody Allen, Paula Zahn, Chuck Todd, Andrea Mitchell, Larry Page, a co-founder of Google,  and Steven Spielberg have in common? They all play musical instruments. In this article from the New York Times, Joanne Lipman interviews several highly successful people, who all played an instrument.