Perfection Religious aspects 52 Catholic Church 40 Catholic authors 18 Spiritual life 15 History of doctrines 14 Christianity 12 Doctrines 9 Christian life 8 History 7 Moral and ethical aspects 6 Philosophy 6 Theology, Doctrinal 6 Biblical teaching 5 Mysticism 5 Ethics 4 God 4 Asceticism 3 Clergy 3 Criticism, interpretation, etc 3 Devotional literature 3 Monastic and religious life 3 Religious life 3 Spiritual warfare 3 Christian Theology 2 Good and evil 2 History and criticism 2 Liberalism 2 Membership 2 Orthodox Eastern Church 2