> I wondered if he was a little nervous, but that didn’t seem likely for someone in his position.
All sorts of people can get nervous speaking in public, including people that are thought of as being 'natural' public speakers like Steve Jobs (http://www.youtube.com/watch?v=FzDBiUemCSY) and Sam Harris (http://www.samharris.org/blog/item/the-silent-crowd-overcomi...), as well as billionaires (http://www.quora.com/Peter-Thiel/How-is-Peter-Thiel-so-amazi...) and CEOs (http://www.youtube.com/watch?v=o3hu3iG8B2g).