“For, obviously, things were not as simple as the framers of laws had imagined them to be, and if it was of small legal relevance, it was of great political interest to know how long it takes an average person to overcome his innate repugnance toward crime, and what exactly happens to him once he had reached that point. To this question, the case of Adolf Eichmann supplied an answer that could not have been clearer and more precise.”