... 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.

... the Athenian lawmaker Solon decreed it a crime for any citizen to shrink from controversy.

If this nation is to be wise as well as strong, if we are to achieve our destiny, then we need more new ideas for more wise men reading more good books in more public libraries.

We must seek, above all, a world of peace; a world in which peoples dwell together in mutual respect and work together in mutual regard.

For plague and pestilence, plunder and pollution, the hazards of nature and the hunger of children are the foes of every nation. The earth, the sea and the air are the concern of every nation.

In our democracy every young person should have an equal opportunity to obtain a higher education, regardless of his station in life or financial means.

And only the very courageous will be able to keep alive the spirit of individualism and dissent which gave birth to this nation, nourished it as an infant, and carried it through its severest tests upon the attainment of its maturity.