Stæaniloae, Dumitru, Ioan Ioni÷tæa, and Robert Barringer. The Experience of God. Brookline, Mass.: Holy Cross Orthodox Press, 1994.
"It is possible for God to give freedom, because He himself is free." (pg 72)
"Just as two or more people come to resemble one another when participating in a frequent and convergent relationship, so also can man come to resemble God in this way." (pg 82)
Maximus, and Julian Stead. The Church, the Liturgy,
and the Soul of Man : The Mystagogia of St. Maximus the Confessor.
Still River, MA: St. Bede's Publications, 1982.
Ware, Kallistos. The Orthodox Way. Rev. ed. Crestwood, NY: St. Vladimir's Seminary Press, 1995.
"God is making the world, here and now, at this moment and always through His creative will"
"The most important thing that happens between God and the human soul is to love and to be loved." (pg 32)
Veronis, Luke Alexander. Missionaries, Monks, and Martyrs : Making Disciples of All Nations. Minneapolis, Minn.: Light and Life, 1994.
On the Making of Man - St. Gregory of Nyssa in NPNF (thanks to http://ccel.org)