You 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 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 WolfThere were some tragic cases of women whose love was abused, who for a certain time procured important documents or information, not knowing who for, what service they worked for, and for a variety reasons got jailed, were tried and sentenced.
Markus Wolf