Herbert Peters

“If you know the enemy and know yourself, you need not fear the result of a hundred battles. If you know yourself but not the enemy, for every victory gained you will also suffer a defeat. If you know neither the enemy nor yourself, you will succumb in every battle.”
― Sun Tzu, The Art of War

“Prosperity is only an instrument to be used, not a deity to be worshipped.”
― Calvin Coolidge

“Study the past if you would define the future.”
― Confucius

“The purpose of business is to create and keep a customer.”
― Peter Drucker