John Kennedy actually said...
It is the responsibility of both of our countries, the responsibility of those who occupy positions of leadership, to attempt to guide our countries through this period, to maintain the peace, to maintain their vital interests, to maintain their security and provide in this environment a more prosperous and fruitful life for our individual citizens.
Context
Remarks of Welcome to President Sekou Toure of Guinea at the Washington National Airport
10/09/1962