Man and Sin by Piet Schoonenberg (1964) 2.3 ES
[No doubt, Manichean philosophers criticized common folk.
For common folk, reason was at the service of material need. The flesh (the practicality of living) dictated the situation. Only reasonable (or sensical) content was relevant.
Unreasonable content was situated through religious experience, regarded by the Manicheans as superstition.]