Cambridge University Press, 2017. — 153 p. — ISBN 1-107-60463-X, 978-1-107-60463-6.
A Mathematician's Apology is the famous essay by British mathematician G.H. Hardy. It concerns the aesthetics of mathematics with some personal content, and gives the layman an insight into the mind of a working mathematician. Indeed, this book is often considered one of the best insights into the mind of a working mathematician written for the layman.