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It is a curious aspect of our era that, although we have greater security than ever before—against threats of starvation, infectious diseases, even uncomfortable extremes of heat and cold—we still worry greatly about the need for security. We save money to purchase financial security, we argue about the way to maintain national security,
Meehan MC. Man's Quest for Security. JAMA. 1966;198(3):331–332. doi:10.1001/jama.1966.03110160159065