The first half of 1933, I was busy with my dissertation, for which I became a frequent visitor of Prof. Carcassonne. He came to town only when he had classes.

• 一九三三年的上半年，我忙于写论文，也忙于写文章，身体不好。 为了论文的定稿，常到Carcassonne教授寓所去，他只有上课才进城来。