I was assured by neurologists that the nervous system of the baby was such that it was out of the question that any memory to do with birth could be reliably recorded as fact. I relayed my incredulity to my patients, and, as always happens in such cases, they tended thereafter to suppress what I was evidently unprepared, for so-called scientific reasons, to believe. But then a number of cases emerged in which the reliving of specific birth injuries, of forceps delivery, of the cord round the neck, of the stretched brachial plexus, and various other dramatic episodes were so vivid, so unmistakable in their origin, and afterwards confirmed by the mother or other reliable informants, that my suspicion was shaken... At the end of the sixties the value of Reichian and bio-energetic techniques broke upon us, and we discovered that deeper breathing alone was a sufficient catalyst for primal recapitulation and assimilation. Nothing more 'chemical' than that was necessary, so we stopped using LSD. Clinical Theology, xx, quoted in Maret, op. cit.