Heroism is endurance for one moment more.

A foreign policy aimed at the achievement of total security is the one thing I can think of that is entirely capable of bringing this country to a point where it will have no security at all.

Instruments of coercion, once created, have a tendency to find their own natural masters.

Popular revolt against a ruthless, experienced modern dictatorship, which enjoys a monopoly over weapons and communications, ... is simply not a possibility in the modern age.

The jealous and intolerant eye of the Kremlin can distinguish, in the end, only vassals and enemies, and the neighbors of Russia, if they do not wish to be one, must reconcile themselves to being the other.

It is clear that the main element of any United States policy toward the Soviet Union must be that of long-term, patient but firm and vigilant containment of Russian expansive tendencies.

This is a big world. Billions - rapidly increasing billions - of people live outside our borders. Obviously, a great number of them, being much poorer than they think most of us are, look enviously over those borders and would like, if they could, to come here.