The naming of a desire "is not a question of recognizing something which would be entirely given. In naming it, the subject creates, brings forth, a new presence in the world." Psychoanalysis teaches the patient "to bring desire into existence."
Lacan's L-schema (from Jacques Lacan, The Seminar of Jacques Lacan, vol. 2, The ego in Freud's theory and in the technique of psychoanalysis, 1954-1955, edited by Jacques-Alain Miller and John Forrester: New York: Norton, 1988, p. 243)