Notes from Wikiquote
which consists in a (mode of) vision provided by grace | then the moment he becomes aware of one of these mysteries | (his) heart is at once rendered serene with a kind of wonder. | Not only do the lips cease from the flow of prayer and become still | but the heart too dries up from (all) thoughts | due to the amazement that alights upon it | and it receives from grace | the sweetness of the mysteries of God’s wisdom and love. | 35.4, pp. 152-3