"A subtle and acute story of counterespionage marked by restraint, indirection, and intelligence."
–The New York Times Book Review "[Le Carré] is one of our great writers of moral ambiguity, a tireless explorer of that darkly contradictory no-man's-land."–Los Angeles Times "Brilliant. Realistic. Constant suspense...excellent writing."
"Intelligent, thrilling, surprising ... makes most cloak-and-dagger stuff taste of cardboard." ― Sunday Telegraph (London)
"Brilliant. Realistic. Constant suspense." ― Observer (London)
"The greatest spy novelist of all time ... astounding works of the imagination. – Jake Kerridge" ― Daily Telegraph (London)
"Brilliant, popular, intelligent, thrilling, suspenseful, angry, original, masterful writing. Can't be topped." – Armando Iannucci
"An extraordinary writer who brought literary lustre and lived insight to the spy yarn." – Ian Rankin
"One of those writers who will be read a century from now." – Robert Harris
"His Smiley novels are key to understanding the mid-20th century." – Margaret Atwood
"What Joseph Conrad started, John le Carré enshrined and made modern. That is the real achievement of his great novels and why they will endure ... we should see him as our contemporary Dickens." – William Boyd ― New Statesman (London)