Seeds in a pomegranate cannot see objects outside its rind, because they are inside. Similarly human beings who are enclosed with all creation in the hand of God cannot see God . . . Friend, it is through him that you are speaking, it is he whom you breathe, and you do not know it! For your eye is blind, your heart hardened. But, if you wish, you can be cured. Entrust yourself to the doctor, and he will open the eyes of your soul and your heart. Who is the doctor? God, using his word and his wisdom .. .

St. Theophilus of Antioch

Source: First Book to Autolycus, 5 & 7 (SC z.o, pp. 66 & 7z.)