Like a shipwreck or a jetty, almost anything that forms a structure in the ocean, whether it is natural or artificial over time, collects life.

The image of Earth from space transformed our view of ourselves. It is maybe the most important image that exists - because we can see ourselves in context in a way that otherwise would be really hard to explain. It should inspire us to wonder about it, to want to know everything we can about it and do everything we can to take care of it.

We've got to alter our fossil fuel dependence and go to other energy sources.

I am not in any hurry to grow up.

There are a lot of smart creatures out there. Dolphins, elephants, and whales are smart. And there are some really smart birds. I know some really intelligent fish. But they cannot know what humans know and are incapable of inflicting as much damage.

Ignorance is the biggest problem of all for the ocean - and for many other things as well.

With care and protection, with safe havens in the ocean, there is still a good chance that we can turn things around.