The Climate Pledge is to meet the goals of the Paris Agreement 10 years early. This is really only something that can be done in collaboration with other large companies, because we're all part of each other's supply chains.
And one of the things that we know about Amazon as a role model for this is that our business, it's a difficult challenge for us because we have deep, large physical infrastructure. We're not only moving information around, we're moving packages around. We deliver 10 billion items a year. This is real physical infrastructure at real scale. And so, we can make the argument—and we plan to do so passionately—that if we can do this, anyone can do this. It's going to be challenging, but we know we can do it and we know we have do it.