"The world has quietly entered a new era, one where there is no national security without global security. We need to recognize this and to restructure and refocus our efforts to respond to this new reality." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Geoffrey Lean's article 'One poor harvest away from chaos' in the The Telegraph cites Lester Brown: "the world is only one poor harvest away from chaos. We are so close to the edge that politically destabilising food prices could come at any time." Posted January 12, 2011.