Never before have we known what we know.

The Earth is a tiny blue speck in a universe of unfriendly options.

We have found ways to capture, kill and market ocean wildlife on an unprecedented scale. It's an absolute catastrophe.

Throughout all of human history we've enjoyed certain benign circumstances: an envelope of atmosphere, an envelope of temperature. A kind of resilience that if you cut down trees, then they'll grow back. You take fish, they recover. You put stuff into the atmosphere that you know is not good for us, but we can still breathe. We haven't awakened, generally, to the sense of urgency that does exist.

We are all together in this, we are all together in this single living ecosystem called planet earth.

I've always said, 'Underwater or on top, men and women are compatible.'

Meat reared on land matures relatively quickly, and it takes only a few pounds of plants to produce a pound of meat.