At the same time I have in recent years been glad to work with Austrians, one or two generations younger than I: Physicists, some teachers at my former High School and young people (Gedenkdiener) who face the dark years of Austria's past honestly and constructively.
For the summer of 1949, I got a job in the Polaroid laboratory in Cambridge, Mass., just before the Polaroid camera made its public appearance.
After my return to Carnegie Tech in 1952, I began a major collaboration with N. Rostoker, then an assistant of an experimentalist, later a distinguished plasma theorist.
However, while the Nazi barbarians and their collaborators threatened the entire world, I could not accept his philosophy and, after several earlier attempts, was finally accepted into the Canadian Infantry Corps during the last year of World War II.
Finally, in 1966, we showed that superconductivity occurs even with purely repulsive interactions - contrary to conventional wisdom and possibly relevant to the much later discovery of high-Tc superconductors.