I could have stopped it after they paid me the $50,000. I wouldn't even have had to go on to do more than I already had: just the double agents' names that I gave.
When I handed over the names and compromised so many CIA agents in the Soviet Union, I had come to the conclusion that the loss of these sources to the U.S. would not compromise significant national defense, political, diplomatic interests.
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.
I always have trouble remembering three things: faces, names, and - I can't remember what the third thing is.
Rivers, ponds, lakes and streams - they all have different names, but they all contain water. Just as religions do - they all contain truths.
In English we must use adjectives to distinguish the different kinds of love for which the ancients had distinct names.