“A marvellously rich book. Its success boils down to something quite simple – Gaarder’s gift for communicating ideas” The Guardian

“Challenging, informative and packed with easily grasped, and imitable, ways of thinking about difficult ideas” Independent on Sunday

“A terrifically entertaining and imaginative story wrapped around its tough, thought-provoking philosophical heart” Daily Mail

“Seductive and original… Sophie’s World is, as it dares to congratulate itself, “a strange and wonderful book” Times Literary Supplement

“An Alice in Wonderland for the 90s… philosophy’s answer to Stephen Hawking’s A Brief History of Time…this is simply a wonderful, irresistible book” Daily Telegraph

“Remarkable…what Jostein Gaarder has managed to do is condense 3000 years of thought into 400 pages; to simplify some extremely complicated arguments without trivialising them…an extraordinary achievement” Sunday Times

“A whimsical and ingenious mystery novel that also happens to be a history of philosophy… What is admirable in the novel is the utter unpretentiousness of the philosophical lessons” Washington Post