24. "For the past 33 years, I have looked in the mirror every morning and asked myself: "If today were the last day of my life, would I want to do what I am about to do today?" And whenever the answer has been "No" for too many days in a row, I know I need to change something."
Where: Stanford University Commencement Speech, 2005
A good philosophy to live by in general and very telling of the reason for his departure from Apple in 1985. After many disagreements with CEO John Sculley and the board of directors, Jobs must have hit his maximum amount morning "No's."