Perhaps my information hurt the Soviet Union more than it helped. I have no idea. It was not something I ever discussed with the KGB officers that I was dealing with.
The resistance of policy-makers to intelligence is not just founded on an ideological presupposition. They distrust intelligence sources and intelligence officials because they don't understand what the real problems are.
The human spy, in terms of the American espionage effort, had never been terribly pertinent.
The national security state has many unfair and cruel weapons in its arsenal, but that of junk science is one which can be fought and perhaps defeated.
The only thing I ever withheld from the KGB were the names of two agents whom I personally had known and handled and had a particular feeling for.
The betrayal of trust carries a heavy taboo.