. . . the time has also come to identify and preserve free-flowing stretches of our great rivers before growth and development make the beauty of the unspoiled waterway a memory.

I am persuaded that the people of the world have no grievances, one against the other. The hopes and desires of a man who tills the soil are about the same whether he lives on the banks of the Colorado or on the banks of the Danube.

Being president is like being a jackass in a hailstorm. There's nothing to do but to stand there and take it.

It is important that the United States remain a two-party system. I'm a fellow who likes small parties and the Republican Party can't be too small to suit me.

...that though they may refuse to grow wise, they must inevitably grow old; ...that the proper solaces of age are not music and compliments, but wisdom and devotion; that those who are so unwilling to quit the world will soon be driven from it; and that it is therefore in their interest to retire while there yet remain a few hours of nobler employments.

The atomic bomb certainly is the most powerful of all weapons, but it is conclusively powerful and effective only in the hands of the nation which controls the sky.

This generation has altered the composition of the atmosphere on a global scale through radioactive materials and a steady increase in carbon dioxide from the burning of fossil fuels. Entire regional airsheds, crop plant environments, and river basins are heavy with noxious materials. Motor vehicles and home heating plants, municipal dumps and factories continually hurl pollutants into the air we breathe. Each day almost 50,000 tons of unpleasant, and sometimes poisonous, sulfur dioxide are added to the atmosphere, and our automobiles produce almost 300,000 tons of other pollutants.