And he said,
Draw not near here: put off your shoes from your feet, for the place on which you stand is holy ground.
All Commentaries on Exodus 3:5 Go To Exodus 3
Gregory of Nyssa
AD 394
He willingly shook off his royal dignity like so much dust which is stripped off by the stomping of the feet. He banished himself from human society for forty years and lived alone, focusing steadfastly in undistracted solitude on the contemplation of invisible things. After this he was illuminated by the inexpressible light and freed the lower part of his soul from the dead garment made of skin. .