Lipton’s Journal/February 21, 1955/628
Sup, x er, lerve, and the Juggler are the qualities, the variables which allow for the enormous variety of character, and make generalization so difficult. In a generalization we say that if x is true, so then is y. But man is at least a function of (w, x, y, z). And that is what makes psychoanalysis so difficult. To understand what is going on in a patient, one must sense the four variables. (Variable, the v of air iable.)