The Philokalia, volume 2 various authors, compiled by St. Nikodimos of the Holy Mountain A collection of texts written between the fourth and the fifteenth centuries by spiritual masters of the Orthodox Christian tradition.
"Intellect (nous): the highest faculty in man, through which – provided he is purified – he knows God or the inner essences or principles of created things by means of direct apprehension or spiritual perception….it understands divine truth by means of immediate experience, intuition, or simple cognition. The intellect dwells in the depths of the soul; it constitutes the innermost aspect of the heart."
"There is one Divinity, a Unity simple, beyond being, without parts and undivided." St. Maximos the Confessor, 'First Century of Various Texts'
"The mystery of the incarnation of the Logos is the key to all the arcane symbolism and typology in the Scriptures, and in addition gives us knowledge of created things, both visible and intelligible. He who apprehends the mystery of the cross and the burial apprehends the inward essences of created things; while he who is initiated into the inexpressible power of the resurrection apprehends the purpose for which God first established everything." St. Maximos the Confessor, 'First Century on Theology'
"In each of us the energy of the Spirit is made manifest according to the measure of faith (cf. Romans 12:6)." St. Maximos the Confessor, 'Third Century of Various Texts'
"The Holy Spirit is present unconditionally in all things, in that He embraces all things, provides for all, and vivifies the natural seeds within them." St. Maximos the Confessor, 'First Century of Various Texts'
"The disposition which makes us capable of receiving divine blessings depends on ourselves." St. Maximos the Confessor, 'Third Century of Various Texts'
"Love…will remain for all eternity, always increasing beyond all measure." St. Maximos the Confessor, 'First Century on Love'
"The Good that is beyond being…is one." St. Maximos the Confessor, 'First Century of Various Texts'
"Love alone harmoniously joins all created things with God and with each other." St. Thalassios the Libyan, 'On Love, Self-control and Life in accordance with the Intellect'
"When the intellect is rich in the knowledge of the One, the senses will be completely under control." St. Thalassios the Libyan, 'Second Century'
"The sublime providence of the Creator preserves everything that is." St. Thalassios the Libyan, 'First Century'
"God made us so that we might become 'partakers of the divine nature' (2 Peter 1:4) and sharers in His eternity, and so that we might come to be like Him (cf. 1 John 3:2)." St. Maximos the Confessor, 'First Century of Various Texts'
"Think good thoughts about what is good by nature, and think well of every man." St. Thalassios the Libyan, 'Third Century'
"Plurality is the consummation of unity manifested." St. Maximos the Confessor, 'Third Century of Various Texts'
"Like a good and loving physician, God heals with individual treatment each of those who are trying to make progress." St. Maximos the Confessor, 'Second Century on Love'
"The treasures of wisdom truly are within us." St. Maximos the Confessor, 'Second Century on Theology'
"The way of truth is love." St. Maximos the Confessor, 'First Century of Various Texts'
"Prayer is converse with God, contemplation of the invisible,…a stimulus towards the divine, the assurance of things longed for, 'making real the things for which we hope' (Hebrews 11:1)." St. Theodoros the Great Ascetic, 'A Century of Spiritual Texts'
"Love is the most comprehensive and the highest of all the divine blessings spoken of in the Holy Scriptures." St. Theodoros the Great Ascetic, 'A Century of Spiritual Texts'
"Those who seek the Lord should not look for Him outside themselves; on the contrary, they must seek Him within themselves through faith made manifest in action." St. Maximos the Confessor, 'Second Century on Theology'
"Love is distinguished by the beauty of recognizing the equal value of all." St. Maximos the Confessor, 'Second Century of Various Texts'
"It is God who gives prayer to him who prays and who teaches man spiritual knowledge." St. Theodoros, the Great Ascetic, 'A Century of Spiritual Texts'
"As the unitary cosmic principle, the Logos contains in Himself the multiple logoi (inner principles or inner essences, thoughts of God) in accordance with which all things come into existence at the times and places, and in the forms, appointed for them, each single thing thereby containing in itself the principle of its own development."
"God, who gave being to all that is, at the same time unites all things together in His providence." St. Thalassios the Libyan, 'First Century'
"All things seek the beautiful and good at every opportunity, and there is no being which does not participate in them. They extend to all that is." St. Maximos the Confessor, 'Fifth Century of Various Texts'