"Growing up in northern California has had a big influence on my love and respect for the outdoors. When I lived in Oakland, we would think nothing of driving to Half Moon Bay and Santa Cruz one day and then driving to the foothills of the Sierras the next day."

"It's always a combination of physics and poetry that I find inspiring. It's hard to wrap your head around things like the Hubble scope."

"It's just as hard... staying happily married as it is doing movies."

"Tweeting is like sending out cool telegrams to your friends once a week."

"Hope is the only universal liar who never loses his reputation for veracity."

"These days the technology can solve our problems and then some. Solutions may not only erase physical or mental deficits but leave patients better off than "able-bodied" folks. The person who has a disability today may have a superability tomorrow."

"The paradox of freedom is that the canvas of tomorrow is painted with the actions of today."

"Nature teaches us a valuable lesson: the canvas of tomorrow is painted with the actions of today."