Great crises produce great men, and great deeds of courage.

Every time that we try to lift a problem from our own shoulders, and shift that problem to the hands of the government, to the same extent we are sacrificing the liberties of our people.

Perhaps scientists have been the most international of all professions in their outlook... Every time you scientists make a major invention, we politicians have to invent a new institution to cope with it-and almost invariably, these days, it must be an international institution.

Peace is a daily, a weekly, a monthly process, gradually changing opinions, slowly eroding old barriers, quietly building new structures.

One person can make a difference, and everyone should try.

The federal government's most useful role is not to rush into a program of excessive increases in public expenditures, but to expand the incentives and opportunities for private expenditures.

The complacent, the self-indulgent, the soft societies are about to be swept away with the debris of history.