The aim of jazz is the mechanical reproduction of a regressive moment, a castration symbolism. 'Give up your masculinity, let yourself be castrated,' the eunuchlike sound of the jazz band both mocks and proclaims, 'and you will be rewarded, accepted into a fraternity which shares the mystery of impotence with you, a mystery revealed at the moment of the initiation rite.
Theodor Adorno, Richard Leppert, Susan H. Gillespie (2002). “Essays on Music”, p.352, Univ of California Press