`perhaps the most engaging and creative tour of modern physics that has ever been written' -- Sunday Times`A superb book... provocative and absorbing' -- Physics Today`A bold, brilliant, groundbreaking work... When Mr Penrose talks, scientists listen' -- New York Times Book Review`. . One cannot imagine a more revealing self-portrait than this enchanting, tantalising book... Roger Penrose reveals himself as an eloquent protagonist, not only of the wonders of mathematics, but also of the uniqueness of people.' -- Nature`I fail to see how anybody can remain unmoved by the book's central theme, which concerns the nature of human beings... His style is relaxed and entertaining, There are nuggets on almost every page.' -- Financial Times