Above all, he liked it that everything was one's own fault. There was only oneself to praise or blame. Luck was a servant and not a master. Luck had to be accepted with a shrug or taken advantage of up to the hilt. But it had to be understood and recognized for what it was and not confused with a faulty appreciation of the odds, for, at gambling, the deadly sin is to mistake bad play for bad luck. And luck in all its moods had to be loved and not feared

In 1941–42 Admiral Godfrey put Fleming in charge of Operation Golden Eye a plan to maintain an intelligence framework in Spain in the event of a German takeover of the territory. Post-war
Upon Fleming's demobilisation in May 1945 he became the Foreign Manager in the Kemsley newspaper group which at the time owned The Sunday Times. Much of the trip was spent identifying opportunities for 30AU in the Pacific although the unit ultimately saw little action because of the Japanese surrender.

It was a success with three print runs being commissioned to cope with the demand. In 2008 The Times ranked Fleming fourteenth on its list of "The 50 greatest British writers since 1945". He was also involved in the planning and oversight of two intelligence units 30 Assault Unit and T-Force.