• "The Goodsteins have gone a long way towards making a tough piece of geometry accessible... The result is fascinating"

    John Gribbin, The Times
  • "Feynman was singular in being both one of the greatest theoretical physicists of the century...[and] one of the most entertaining and illuminating teachers of science... Collectors of Feynman memorabilia, historians of science and all who enjoy watching a great mind at work will be thankful that the lost lecture has been found"

    Frank Close, Observer
  • "Feynman was a brilliant thinker and one of the finest scientists ever"

    The Times