 degree in 1923.He worked as a research fellow from 1921 to 1927; during this time, seeking to reconcile belief and knowledge in the modern world and inspired by Rudolf Otto, who he had come to know during a semester at the University of Marburg, he travelled to the Far East to study Hinduism and Buddhism.He also studied psychoanalysis with Oskar Pfister in Zürich and translated works by Sigmund Freud.