I think that many of these contentious issues, you noted, they're ultimately not so much about utilitarian arguments. And it would be useful if people remembered and were able to put i'm putting my right and wrong hat on as I talk about this or exactly how much the world is warming. Where we get lost is when we are having a conversation which confounds scientific and right and wrong issues, or confuses them or mixes them. It's hard for people to make that distinction. If there's one thing that comes out of our research, it is the idea that unwontedness is super powerful. That has affected me as a father in the sense that i didn't feel maybe so