What a curious picture it is to find man, homo sapiens, of divine origin, we are told, seriously considering going underground to escape the consequences of his own folly. With a little wisdom and foresight, surely it is not yet necessary to forsake life in the fresh air and in the warmth of the sunlight. What a paradox if our own cleverness in science should force us to live underground with the moles.

Address to the Foreign Policy Association, New York City (October 20, 1945), in Fulbright of Arkansas: The Public Positions of a Private Thinker (1963)