The Interpretation of Dreams by Sigmund Freud Chapter 7 Page 26

The very tall figures — draped in a peculiar manner — with beaks, I had taken from the illustrations of Philippson's bible; I believe they represented deities with heads of sparrowhawks from an Egyptian tomb relief. The analysis also introduced the reminiscence of a naughty janitor's boy, who used to play with us children on the meadow in front of the house; I would add that his name was Philip. I feel that I first heard from this boy the vulgar word signifying sexual intercourse, which is replaced among the educated by the Latin “coitus,” but to which the dream distinctly alludes by the selection of the birds' heads. I must have suspected the sexual significance of the word from the facial expression of my worldly-wise teacher. My mother's features in the dream were copied from the countenance of my grandfather, whom I had seen a