Origen

“ Then when we see many difficulties besetting us, and with moderate struggle we have swum through them to some extent, let us consider that our boat is in the midst of the sea, distressed at that time by the waves which wish us to make shipwreck concerning faith or some one of the virtues; but when we see the spirit of the evil one striving against us, let us conceive that then the wind is contrary to us. ”

“ And if, warmly moved by His “Be of good cheer,” any Peter be found among us, who is on his way to perfection but has not yet become perfect, having gone down from the boat, as if coming out of that temptation in which he was distressed, he will indeed walk at first, wishing to come to Jesus upon the waters; but being as yet of little faith, and as yet doubting, will see that the wind is strong and will be afraid and begin to sink ”

“ And when we see the Word appearing unto us we shall indeed be troubled before we clearly understand that it is the Saviour who has come to us, supposing that we are still beholding an apparition, and for fear shall cry out ”