Beauty has no obvious use; nor is there any clear cultural necessity for it. Yet civilization could not do without it. - Sigmund Freud

What is common in all these dreams is obvious. They completely satisfy wishes excited during the day which remain unrealized. They are simply and undisguisedly realizations of wishes.

The ego refuses to be distressed by the provocations of reality, to let itself be compelled to suffer. It insists that it cannot be affected by the traumas of the external world; it shows, in fact, that such traumas are no more than occasions for it to gain pleasure.

In many criminals, especially youthful ones, it is possible to detect a very powerful sense of guilt which existed before the crime, and is therefore not its result but its motive. It is as if it was a relief to be able to fasten this unconscious sense of guilt on to something real and immediate.