The Interpretation of Dreams by Sigmund Freud Chapter 1 Page 9

excluded them from consciousness. If the patient can be induced to abandon this self-criticism and to pursue the trains of thought which are yielded by concentrating the attention, most significant matter will be obtained, matter which will be presently seen to be clearly linked to the morbid idea in question.

Its connection with other ideas will be manifest, and later on will permit the replacement of the morbid idea by a fresh one, which is perfectly adapted to psychical continuity.

This is not the place to examine thoroughly the hypothesis upon which this experiment rests, or the deductions which follow from its invariable success. It must suffice to state that we obtain matter enough for the resolution of every morbid idea if we especially direct our attention to the unbidden associations which disturb our thoughts —