The Interpretation of Dreams by Sigmund Freud Chapter 6 Page 15

see what conditions they must comply with in order to be received into the dream.

Let us pick out one of the dreams cited above as examples, e.g., the dream in which my friend Otto seems to show the symptoms of Basedow's disease. My friend Otto's appearance occasioned me some concern during the day, and this worry, like everything else referring to this person, affected me.

I may also assume that these feelings followed me into sleep. I was probably bent on finding out what was the matter with him. In the night my worry found expression in the dream which I have reported, the content of which was not only senseless, but failed to show any wish-fulfillment. But I began to investigate for the source of this incongruous expression of the solicitude felt during the day, and analysis revealed