And the continuity of our science has not been affected by all these turbulent happenings, as the older theories have always been included as limiting cases in the new ones.

Richard Courant a mathematician and Privatdozent called these people the "in group. Shortly after World War II a number of scientists suggested that Born update and translate his work into English. Despite never practising his religion Born refused to convert and his wedding on 2 August 1913 was a garden ceremony.

He retired to Bad Pyrmont in West Germany. He died in hospital in Göttingen on 5 January 1970.