Their intellectual priorities had shifted, commensurately, from propagation to preservation, and the simple act of maintaining contact with the outside world became a daily struggle. Hayek, in par tic u lar, lamented his diffi culties in preserving extranational relationships and sources of information. “Correspondence with America takes a very long time and is unreliable, foreign books are of course about impossible to get and one begins to be really poor,” he told Röpke in April 1941.

Angus Burgin, The Great Persuasion, loc. 202