Chapter 33 — Part IV: Prayer — On Prayer in General
Section 13. Sometimes, also, such is the remissness and negligence with which we pray, that we ourselves do not attend to what we say. Since prayer is an elevation of the soul to God, if, while we pray, the mind, instead of being fixed upon God, is distracted, and the tongue slurs over the words at random, without attention, without devotion, with what propriety can we give to such empty sounds the name of Christian prayer?