This guy has interesting views:
http://bigthink.com/videos/lawrence-krauss-is-optimism-possible-in-a-meaningless-universe?utm_source=Big+Think+Weekly+Newsletter+Subscribers&utm_campaign=192cbde3d1-Weekly_Newsletter_042717&utm_medium=email&utm_term=0_6d098f42ff-192cbde3d1-38527949
