perhaps without the need of an outlet. Under these circumstances tendency-wit causes the most prolific laughter.
Perhaps the investigation of the determinations of laughter will aid us in forming a clearer picture of the process of the aid of wit against suppression. But we see even now that the case of tendency-wit is a special case of the principle of aid. A possibility of the development of pleasure enters into a situation in which another pleasure possibility is so hindered that individually it would not result in pleasure. The result is a development of pleasure which is greater by far than the added possibility. The latter acted, as it were, as an alluring premium; with the aid of a small sum of pleasure a very large and almost inaccessible amount is obtained. I have good grounds for thinking that this principle corresponds to an arrangement which holds true in many widely separated spheres of the psychic life, and I consider it appropriate to designate the pleasure serving to liberate the large sum of pleasure as fore-pleasure and the principle as the principle of fore-pleasure.
Play-pleasure and Removal-pleasure
The effect of tendency-wit may now be formulated as follows: It enters the service of tendencies
