Lucy King

“evil is nothing else than absence of goodness, just as darkness also is absence of light. For goodness is the light of the mind, and, similarly, evil is the darkness of the mind. Light, therefore, being the work of the Creator and being made good (for God saw all that He made, and behold they were exceeding good(8)) produced darkness at His free-will.”
― John Damascene, An Exact Exposition of the Orthodox Faith

“since the wickedness of the Evil One has prevailed so mightily against man’s nature as even to drive some into denying the existence of God, that most foolish and woe-fulest pit of destruction (whose folly David, revealer of the Divine meaning, exposed when he said(9), The fool said in his heart, There is no God),”
― John Damascene, An Exact Exposition of the Orthodox Faith

“all the statements made about God that imply body have some hidden meaning and teach us what is above us by means of something familiar to ourselves, with the exception of any statement concerning the bodily sojourn of the God-Word.”
― John Damascene, An Exact Exposition of the Orthodox Faith

“The second kind is the worship of admiration and desire which we give to God on account of His essential glory. He alone is worthy of praise, who receives it from no one, being Himself the cause of all glory and all good, [105] He is light, incomprehensible sweetness, incomparable, immeasurable perfection, an ocean of goodness, boundless wisdom, and power, who alone is worthy of Himself to excite admiration, to be worshipped, glorified, and desired.”
― John of Damascus, Three Treatises on the Divine Images: Apologia Against Those Who Decry Holy Images