"To determine whether a book was worth reading, he usually looked at page 69 of the work,plus the adjacent page and the table of contents. If the author gave no promise of insight orworthwhile information on page 69, McLuhan reasoned, the book was probably not worthreading. If he decided the book did merit his attention, he started by reading only the lefthand pages.Ó
PHILIP MARCHAND: Marshall McLuhan: The Medium and the Messenger