So it allows me to travel I'll be doing that and running these great rivers and doing what I've done in the past without much purpose other than for the experience.

We all know we have a problem a broad problem. Ninety-eight percent of the fuel that is used by our vehicles our autos and trucks for personal and commercial purposes for highway and air travel operates on oil. The world has the same problem.

Just to travel is rather boring but to travel with a purpose is educational and exciting.

The photograph reverses the purpose of travel which until now had been to encounter the strange and unfamiliar.

Service is the rent we pay for being. It is the very purpose of life and not something you do in your spare time.

Getting an audience is hard. Sustaining an audience is hard. It demands a consistency of thought of purpose and of action over a long period of time.

Triumphant science and technology are only at the threshold of man's command over sources of energy so stupendous that if used for military purposes they can wipe out our entire civilization.

Educators are still spending way too much time trying to control what kids learn bending the content to their own purposes hoping beyond hope to change - by using technology - but not change too much.

The Spy Act strikes a right balance between preserving legitimate and benign uses of this technology while still at the same time protecting unwitting consumers from the harm caused when it is misused and of course designed for nefarious purposes.

You can have the best technology in the world but if you don't have a community who wants to use it and who are excited about it then it has no purpose.