Dear children! Today I call you to prayer with the heart, and not just from habit. (05/02/1985)
If you pray with the heart, dear children, the ice of your brothers’ hearts will melt, and every barrier will disappear. (01/23/1986)
And I give great graces to all who pray with the heart. (02/06/1986)
I am calling you to sincere prayer with the heart so that every prayer of yours may be an encounter with God. (12/25/1987)
Renew your personal prayer, and in a special way ask the Holy Spirit that he helps you to pray with the heart. (05/25/2003)
Begin and end the day with prayer of the heart. (07/25/2011)