I sat in the chair for a while and smoked a couple of cigarettes. It was getting daylight outside. Boy, I felt miserable. I felt so depressed, you can’t imagine. What I did, I started talking, sort of out loud, to Allie. I do that sometimes when I get very depressed.

J. D. Salinger

The Catcher in the Rye. Chapter 14, after the prostitute Sunny leaves the hotel room. Holden is haunted daily by his brother Allie’s death. When feeling miserable, he will often turn to his dead brother for help. Rejecting the people around him in the real world, he talks to Allie instead.