The Importance of Discretion in the Spiritual Life; Various Titles of Discretion; Necessity to attain and sustain virtue; examples of lack of discretion; Necessity of Humility for Attain Discretion; Importance of the Revelation of one's thoughts to another.
At the end of the first Conference, Abbot Moses observes that they have passed naturally from purity of heart to a new subject - discretion. Throughout this conference he will concentrate on the need for discretion, the ways of acquiring and practicing it and the great merit of discretion.
Conferences of St. John Cassian: Conference One Part IV - Goal of the Spiritual life (Purity of Heart)
Responsibility for guarding the heart and for improving the character of our thoughts; sources of thoughts; the skill of discernment; impact of cultural trends of contemporary "spirituality"
Conferences of St. John Cassian: Conference One Part III - Goal of the Spiritual life (Purity of Heart)
For just as the kingdom of the devil is gained by the conniving at the vices, so the kingdom of God is possessed in purity of heart and spiritual knowledge by practicing the virtues.