Space exploration key to mankind's survival: NASA chief
So in this he agrees with Stephen Hawking. A couple of pretty *froopy thinkers there.
"I can think of no lesser purpose sufficient to justify the difficulty of the enterprise, and no greater purpose is possible." - Michael Griffin
* FROOPY [fru-pee]: 1. adj. An Azlumic word equivalent to cool, awesome, and somewhat neat.
2. adj. An Azlumic word equivalent to sexy or attractive. (from Hitch Hikers Guide to the Galaxy).