1 November 1950 October 31, 2012 Author: Staff Pope Pius XII declares papal infallibility. Famous Words of Inspiration..."First say to yourself what you would be; and then do what you have to do." Epictetus — Click here for more from Epictetus Related posts: 25 December 1950 28 June 1950 24 July 1950 5 November 1605 1 November 1951 Categories: History Tags: 1 November, 1950