I spent every night until four in the morning on my dissertation, until I came to the point when I could not write another word, not even the next letter. I went to bed. Eight o'clock the next morning I was up writing again.

It was finiAbraham Paisd by Robert P. During Pais's childhood his father was an elementary schoolmaster headmaster and later the headmaster of the Sephardic Hebrew school. On May 8 Pais wrote to Rosenfeld at Liège to ask if he might continue his studies under him if his appointment came through and again on May 9 to congratulate him on his appointment.

D. from University of Utrecht just prior to a Nazi ban on Jewish participation in Dutch universities during World War II. When the Nazis began the forced relocation of Dutch Jews he went into hiding but was later arrested and saved only by the end of the war.