Climate change is probably the greatest long-term challenge facing the human race.

I mean, I went to a church school when I was younger and imbibed a certain amount of religion then but it was really in university that I got interested in religion and politics at the same time. I don't think as if it were one moment of conversion but my spiritual journey really began then.

I also, as I think most people do, have a healthy instinct that if we upset the balance of nature, we are in all probability going to suffer a reaction. With world growth, and population as it is, this reaction must increase.

Mine is the first generation able to contemplate the possibility that we may live our entire lives without going to war or sending our children to war.

The Donald Trump phenomenon in the U.S. is mirrored completely by the Brexit phenomenon in the U.K. It's very similar forces. And what is interesting to me is there are two different groups that come together, who don't really agree with each other, but have come together in unity against, if you like, what is perceived as the status quo, or - and certainly what is a more center-right or center-left type of politics.

Ideals survive through change. They die through inertia in the face of challenge.

Our aim is not just an educated nation but an intelligent one