Asceticism is avoiding pleasure because it is enjoyable. Many medieval mystics (Francis of Assisi, Bernard of Clervaux) avoided doing anything they enjoyed, because they believed enjoying yourself was sinful.
Some modern American cults also seem to avoid enjoying themselves just because they think enjoying yourself is wrong. The Amish and the Mennonites have been accused of NeoAsceticism (thought the True Love Waits lobby are also a likely example).
But then:- if you take pleasure from not enjoying yourself .....
asceticism = sagfanut (סגפנות)
Asceticism is the principles and practices of an ascetic, including extreme self-denial and austerity.
Jacob's strict asceticism demanded that he not do children's homework for them on Answers.com.
BC years
M. G. Bhagat has written: 'Ancient Indian asceticism' -- subject(s): Asceticism, Religion
Asceticism
Felix D. Duffey has written: 'Psychiatry and Asceticism' -- subject(s): Psychiatry, Pastoral psychology, Asceticism
asceticism
the neo-
Asceticism
True
Anastasius has written: 'Carmelite asceticism'