The Interpretation of Dreams by Sigmund Freud Chapter 4 Page 42

Footnote 2: I myself regret the introduction of such passages from the psychopathology of hysteria, which, because of their fragmentary representation and of being torn from all connection with the subject, cannot have a very enlightening influence. If these passages are capable of throwing light upon the intimate relations between the dream and the psychoneuroses, they have served the purpose for which I have taken them up.

Footnote 3: Something like the smoked salmon in the dream of the deferred supper.

Footnote 4: It often happens that a dream is told incompletely, and that a recollection of the omitted portions appear only in the course of the analysis.

These portions subsequently fitted in, regularly furnish the key to the interpretation. Cf. below, about forgetting in dreaMs. Footnote 5: Similar