I would say, on the basis of having observe a thousand people in the experiment and having my own intuition shaped and informed by these experiments, that if a system of death camps were set up in the United States of the sort we had seen in Nazi Germany, one would find sufficient personnel for those camps in any medium-sized American town.

Actual quote, which can be heard in Discovery Channel's Curiosity: How Evil Are You?: I would say -- on the basis of having observed a thousand people in the experiment, and having my own intuition shaped and informed by these experiments -- that if a system of death camps were set up in the United States of the sort we had seen in Nazi Germany, one would be able to find sufficient personnel for those camps in any medium-sized American town.