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[Mani] generously acknowledged truth in all religious systems. and rejected orthodox catholic Christianity for being too exclusive and negative towards other religious myths and forms of Iordship. Yet he wanted to be considered Christian, even while asserting that his revelation founded ‘a distinct religion’. […] Manichee teachers liked to recruit from members of the Church. […] Church people could be specially impressed by the fine parchment and calligraphy of Manichee sacred books and by the special solemnity of their music.
Henry Chadwick, Augustine: A Very Short Introduction, pp.13f.