I wrote 'The Spy Who Came in from the Cold' at the age of 30 under intense, unshared personal stress and in extreme privacy. As an intelligence officer in the guise of a junior diplomat at the British Embassy in Bonn, I was a secret to my colleagues, and much of the time to myself.

'The Spy Who Came in from the Cold' was the work of a wayward imagination brought to the end of its tether by political disgust and personal confusion.

In the '60s - and right up to the present day - the identity of a member of the British Secret Services was and is, quite rightly, a state secret. To divulge it is a crime. The Services may choose to leak a name when it pleases them.

John le Carre Quotes