Advertisement Peter Drucker Austrian American consultant, educator, and author (1909-2005) Quotes By Peter Drucker Love The most important thing in communication is hearing what isn't said. Peter Drucker Read more Advertisement Featured Image Credit: George Rose/Getty Images Advertisement recommended articles Comforting Words for Coping With Losing a Parent The Most Famous Things Winston Churchill Never Said Revitalizing Quotes for When You’re Feeling Drained 11 Quotes To Help You Overcome Disappointment The Best Jokes and Quotes From Steve Martin An Ode to Spring: 15 Quotes to Welcome the Season Advertisement