Climate Change: Progress Comes From the Young, Right?

David Frum: My view of progress is definitely two steps forward, one step back. It's amazing that it means the result of my reading both your books is I've just come out and sort of amazed that progress ever happens. But part of it is because new generations, younger people are born into a different world and they're able to envision new and alternative ways of doing things. Progress comes from the young, or one death at a time, whatever the... Yeah, maybe so.