"Moreover, when we meet together with the brethren in one place, and celebrate divine sacrifices with God's priest, we ought to be mindful of modesty and discipline - not to throw abroad our prayers indiscriminately, with unsubdued voices, nor to cast to God with tumultuous wordiness a petition that ought to be commended to God by modesty; for God is the hearer, not of the voice, but of the heart (non vocis sed cordis auditor est)" (3-4).
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