"To turn away from reality and to not listen to the scientists, couldn't be more dangerous. We've begun seeing the consequences of our disregard for the environment, they have started to accrue at a rapid pace. I don't want to yell at people and harangue them, but I would love to create a vision of a hopeful future--one that we can still have, based on the strength and courage of our ancestors and on the power of our technological and scientific reach. If we awaken from this crazy sleep."