The last two - distractions and fears - are the dangerous ones. They're the habitual demons that invade the launch of any project. No one starts a creative endeavor without a certain amount of fear; the key is to learn how to keep free-floating fears from paralyzing you before you've begun. When I feel that sense of dread, I try to make it as specific as possible.

The Creative Habit: Learn It and Use It for Life (ed. Simon and Schuster, 2003)