Evolution is not something to be feared. It's to be celebrated, embraced, and understood.

Rather than be afraid of evolution and try to stifle inquiry, people should revel in the joys of knowing and find a serenity and a joy in being a part the rest of life on Earth. Not apart from it, but a part of it.

Knowledge is the key to making a difference.

The very energy sources that have gotten us to where we are now are also, if we continue doing what we're doing, a shortcut to the end of all that we hold near and dear.

The Earth is a unique system in the universe, the only planet we know of that's hospitable for humankind.

We have been far too aggressive about extracting ocean wildlife, not appreciating that there are limits and even points of no return.

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.