Diplomacy and defense are not substitutes for one another. Either alone would fail. — John F. Kennedy
If there is one path above all others to war, it is the path of weakness and disunity. — John F. Kennedy
There is danger that totalitarian governments, not subject to vigorous popular debate, — John F. Kennedy
Disarmament without checks is but a shadow – and a community without law is but a shell. — John F. Kennedy
Those [presidents] who were strongest intellectually were also strongest spiritually… — John F. Kennedy