Andy Hertzfeld — American Inventor born on April 06, 1953,

Andy Hertzfeld is an American computer scientist and inventor who was a member of the original Apple Macintosh development team during the 1980s. After buying an AppleĀ II in January 1978, he went to work for Apple Computer from August 1979 until March 1984, where he was a designer for the Macintosh system software. Since leaving Apple, he has co-founded three companies: Radius in 1986, General Magic in 1990 and Eazel in 1999. In 2002, he helped Mitch Kapor promote open source software with the Open Source Applications Foundation. Hertzfeld joined Google in 2005, and in 2011 was the key designer of the Circles user interface in Google+... (wikipedia)

Being idealistic really helps you overcome some of the many obstacles put in your path.
I left Apple in April of 1984, pretty soon after the introduction of the Mac.
But I think Steve's main contribution besides just the pure leadership is his passion for excellence. He's a perfectionist. Good enough isn't good enough. And also his creative spirit. You know he really, really wants to do something great.
I developed some unique software to public it on the web that I call the Folklore Project.
I was a grad student at UC Berkeley when I bought my Apple II and it suddenly because a lot more interesting than school.