I think he was predicting/speculating that any complex life anywhere will have arisen through Darwinian selection; that there's no other process that leads from

I think he was predicting/speculating that any complex life anywhere will have arisen through Darwinian selection; that there's no other process that leads from simple replicators to complex life. Video is here: http://www.youtube.com/watch?v=vueDC69jRjE http://www.youtube.com/watch?v=vueDC69jRjE Jump to 1:20.