Q. Did you ever consider going to West Germany before the Wall went up?
A. We regretted many times afterward that we did not do it. I would like to have done something in Big Science abroad. I even applied via relatives to study in the U.S. But it never materialized. There was also pressure from my parents. My father always said Mother would not survive it.
Q. What were your early political views?
A. By the 1950s I had already read Arthur Koestler's Darkness at Noon. Also historical accounts about Hitler; why he was never overthrown. I must say I...