We must recognize that every nation determines its policies in terms of its own interests.

... the United States was not built by those who waited and rested and wished to look behind them. This country was conquered by those who moved forward, and so will space.

To those whom much is given, much is expected.

Those who foolishly sought power by riding the back of the tiger ended up inside

The purpose of foreign policy is not to provide an outlet for our own sentiments of hope or indignation; it is to shape real events in a real world.

The time is not far off when many nations in many parts of the world of many political shades and commitments will possess nuclear or even thermonuclear weapons.

We shall pay any price, bear any burden, meet any hardship, support any friend, oppose any foe to assure the survival and the success of liberty... All this will not be finished in the first 100 days. Nor will it be finished in the first 1000 days, nor in the life of this Administration, nor even perhaps in our lifetime on this planet. But let us begin... And so, my fellow Americans: ask not what your country can do for you - ask what you can do for your country.