David Cummings Professions : Musician Born : 1937 Browse All Authors Famous Quotes by David Cummings Imagine working 20% smarter instead of 20% longer...Work-life balance and startup success at any stage aren't mutually exclusive. There are enough hours in the day to be effective and present. David Cummings insirational hours-in-the-day balance I’d say he didn’t have a chance in life, he was doomed, that kid, he really was. David Cummings us-news Similar Authors Adam Jones musician Izzy Stradlin musician Bon Scott musician Brad Delp musician Brad Delson musician Brian Eno musician All Authors