There are those who look at things the way they are, and ask why... I dream of things that never were, and ask why not?

The future is not a gift: it is an achievement. Every generation helps make its own future. This is the essential challenge of the present

You knew that what is given or granted can be taken away, that what is begged can be refused; but that what is earned is kept.

All of us might wish at times that we lived in a more tranquil world, but we don't. And if our times are difficult and perplexing, so are they challenging and filled with opportunity.

Industrial agriculture now accounts for over half of America's water pollution.

Nations around the world look to us for the leadership not merely by strength of arms but by strength of our convictions.

Only those who dare to fail greatly can ever achieve greatly.