Ice ages have come and gone. Coral reefs have persisted.

Eating wildlife is probably not the smartest thing that we can do in terms of maintaining the integrity of natural systems.

When I write a scientific treatise, I might reach 100 people. When the 'National Geographic' covers a project, it communicates about plants and fish and underwater technology to more than 10 million people.

Ironically the very energy, the very basis of how we know what we know, has been reliant on having an energy source [necessary] to build rockets to go to the moon and Mars, to support airplanes that fly, and satellites to give us our communication.

America gains most when individuals have great freedom to pursue personal goals without undue government interference.

I am not in any hurry to grow up.

The next 10 years could be the most important in the next 10,000.