People I know who succeed don't mind working. Those who are competent seem to like doing things well -- not stopping because they haven't accomplished what they wanted to on the first go-round. They're willing to do it twenty times, if necessary. There's an illusion that the good people can easily do something, and it's not necessarily true. They're just determined to do it right. I was impressed by hearing one of the women at Radcliffe talk about writing a poem, how many revisions a single poem sometimes has to go through -- fifty or sixty revisions to come out with a poem sixteen lines long.

I suggest to everyone: Look in the mirror. Ask yourself: Who are you? What are your talents? Use them, and do what you love.

We woke up some years ago about the consequences of ozone depletion, the hole in the atmosphere. You can't see it. You can't taste it. You can't smell it. But now we do regard that as a key issue. It's a scientific finding.

The ocean is our life support system. No blue, no green. It's really a miracle that we have got a place that works in our favor.

That attitude of arrogance, that attitude of "It's all about me. It's all about what I can get out of life now" - well, I'm personally driven by wanting to get out of my life the best I can achieve as a gift for those who come after me.

Only two percent of the ocean is fully protected right now.

Globally sharks have been killed for their fins, for their cartilage, for their livers, for their meat. But mostly what has driven some species of sharks to near extinction - including the hammerhead shark - is the new luxury taste for shark fin soup.