1. How did Christianity influence him during his stay in Germany at the age of 31 and help him to overcome, if so, his torment, or his feeling of inferiority to his academic colleagues? Here, the research focus is going to be placed on his jealousy, probably as his diary infers, aroused by the existence of a friend of his, the first Japanese Nobel Laureate Hideki Yukawa. While Tomonaga stayed in Germany, he received a letter and a paper from Japan saying Yukawa did a great job, which somehow stimulated and distressed Tomonaga. Probably to relieve this bitter feeling and motivate himself to do research, he scanned a part of the New Testament, the Sermon on the Mount, as well as a book “The Imitation of Christ”.
2. He often claimed, in both his
2. He often claimed, in both his