I believe it is the duty of each of us to act as if the fate of the world depended on him. Admittedly, one man by himself cannot do the job. However, one man can make a difference. We must live for the future of the human race, and not for our own comfort or success.
United States. Congress. Joint Economic Committee, Hyman George Rickover (1982). “Economics of Defense Policy: Selected congressional testimony and speeches by Adm. H.G. Rickover, 1953-81”