• "Penrose has come closer than anyone to a rigorous discussion of the most intriguing problems of all: what are we? How do we think? And what is it that makes us human?"

    The Times
  • "Clearly the product of a brilliant mind"

    Times Literary Supplement
  • "His book may be the first accessible report to a general readership about the site, if not the actual substance, of the holy grail of consciousness - the precise point where quantum activity interacts with classical physical activity in the brain... His passionate attempt at popular exposition lends importance to a debate that he believes too crucial to be left to the specialists alone"

    Sunday Times