Polite conservationists leave no mark save the scars upon the Earth that could have been prevented had they stood their ground.

The Peninsula is what we have and there is no more where it came from.

Understanding how DNA transmits all it knows about cancer, physics, dreaming and love will keep man searching for some time.

While the death of young men in war is unfortunate, it is no more serious than the touching of mountains and wilderness areas by humankind.

Sometimes luck is with you, and sometimes not, but the important thing is to take the dare. Those who climb mountains or raft rivers understand this.

Have fun saving the world, or you are just going to depress yourself.

All I know about thermal pollution is that if we continue our present rate of growth in electrical energy consumption it will simply take, by the year 2000, all our freshwater streams to cool the generators and reactors.