Making use of human weaknesses in intelligence work is a logical matter. It keeps coming up, and of course you try to look at all the aspects that interest you in a human being.
Markus WolfAt our college we were taught a universal approach to find out about a person: what problems the person has, what difficulties, what personal tendencies and likings.
Markus WolfI feel that I, and the people under my command, tried to use all the traditional methods of recruiting agents which were also used by other intelligence services; adopting also means like pressure, money, sex - but that did not characterize my service.
Markus WolfYou can't do anything if a person says no. In such a case, there's nothing you can do - unlike the popular cliche that pressure is exerted, or that maybe an unwilling source is done away with.
Markus Wolf