Davies has thought long and hard about the relationship of mathematics to the physical world, which gives him an interesting and even helpful perspective.
Josh Reeves, ESSSAT News 21.3
Although some of the ideas in the book are complex, the presentation is both lucid and entertaining. It has made me re-evaluate my own beliefs about the nature of mathematics. Davies raises more questions than answers, and I strongly recommend to you this thought-provoking book.
Colva Roney-Dougal, The London Mathematical Society Newsletter
... a wide-ranging, thought-provoking meditation.
Manjit Kumar, New Scientist