… is from page 105 of Frank Chodorov’s May 1940 Freeman article, “Civilization or Caveman Economy?”, as this article is reprinted in Liberty Fund’s superb 1980 collection, Fugitive Essays, of Chodorov’s writings, edited by Charles H. Hamilton:
Isolation and self-sufficiency are war techniques. Both ideas derive from the stupid concept of war as the reason for and goal of national existence. Both, therefore, are tendencies toward decivilization. And in the final analysis, the isolation and self-sufficiency idea is merely national caveman economy.