In that case, there is no time to lose. Plant it this afternoon!

National parks and reserves are an integral aspect of intelligent use of natural resources. It is the course of wisdom to set aside an ample portion of our natural resources as national parks and reserves, thus ensuring that future generations may know the majesty of the earth as we know it today.

The complacent, the self-indulgent, the soft societies are about to be swept away with the debris of history.

If we could ever competitively, at a cheap rate, get fresh water from saltwater, ..(this) would be in the long-range interests of humanity which could really dwarf any other scientific accomplishments.

Do not pray for easy lives. Pray to be stronger men.

The most powerful single force in the world today is neither Communism nor Capitalism, neither the H-bomb nor the guided missile -- it is man's eternal desire to be free and independent.

The only unchangable certainty in life is that nothing is unchangable or certain.