Give them quality. That's the best kind of advertising in the world.
Milton Hershey. Interview with Abe Heilman, 1953. Paul Wallace Research Collection, Accession 97004, Box 2, Folder 24; Hershey Community Archives, Hershey, PA, USA.
In business the 80/20 principle is behind any innovation, any extra value. It is an entrepreneurial principle, a formula for value creation utilized not only by entrepreneurs, but by most managers and organizations.
Richard Koch (2003) The 80/20 Individual Chapter: The 80/20 Principle Is at the Heart of Creation