The most important American addition to the World Experience was the simple surprising fact of America. We have helped prepare mankind for all its later surprises.

Freedom means the opportunity to be what we never thought we would be.

Some are born great, some achieve greatness, and some hire public relations officers.

The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.

Technology is so much fun but we can drown in our technology. The fog of information can drive out knowledge.