Thus, the more succinctly a train of thought was expounded, and the more comprehensive the unity of its basic idea, the closer it would approximate to the prerequisites of the mathematical way of thinking.
From 1967 to 1971 he served as a member of the Swiss National Council. He was elected to the Zurich municipal council in 1961. NAP Verlag Zürich 2010 ISBN 978-3-9523615-4-2.
