When some people look at a shrimp they think, "Hmm. Delicious." When I look at a shrimp I think, "You're a miracle, absolutely incredible. Your ancestors have gone back hundreds of millions of years." And to develop a thing as simple as a shrimp cocktail, you have to calculate the hundreds of millions of years that have preceded that moment where you're sitting there with your sauce and fork poised.

The oceans deserve our respect and care, but you have to know something before you can care about it.

If you make the choice to just go with the flow, that is a choice to make a difference in a negative way.

Scientists never stop asking. They're little kids who never grew up.

We are blessed with a place that is open to the universe and, despite this, supports this very thin envelope of air we call atmosphere, which holds just the right amount of oxygen for us to breathe.

Any astronaut can tell you you've got to do everything you can to learn about your life support system and then do everything you can to take care of it.

There is an enormous amount to be learned about the sea; like most wildernesses, it has great potential.