We can now destroy or we can cherish-the choice is ours.

The most extraordinary thing about trying to piece together the missing links in the evolutionary story is that when you do find a missing link and put it in the story, you suddenly need all these other missing links to connect to the new discovery. The gaps and questions actually increase - it's extraordinary.

The nature of human beings is that they'd far rather face the disaster that is happening tonight than the one that is happening tomorrow.

Until humanity manages to sort itself out and get a co-ordinated view about the planet, it's going to get worse and worse.

It is that range of biodiversity that we must care for - the whole thing - rather than just one or two stars.

I am an ardent recycler. I would like to think that it works. I don't know whether it does or not.

We can now manipulate images to such an extrodinary extent that there's no lie you cannot tell.