• "One of the most successful business books ever"

    Daily Telegraph
  • "Dr. Johnson has the rare ability to be interesting, provocative and succinct. My admiration is complete."

    Dr. Norman Vincent Peale, author of The Power of Positive Thinking
  • "It leaves you feeling upbeat, and excited, and ready to go out and find your own cheese."

    Better Business
  • "A firm favourite with businessfolk"

    Daily Mirror
  • "highly influential"

    Financial Times magazine