Please don't ask these questions... which will solicit these often given answers: What advice do you have for entrepreneurs? To reason from first principles ra

Please don't ask these questions... which will solicit these often given answers: What advice do you have for entrepreneurs? To reason from first principles rather than by analogy, and to seek out and listen to negative feedback, particularly from friends. How did you get the idea to start your companies? When I was in college there were five areas I thought would most affect the future of humanity. 1 Internet 2 sustainable energy 3 space exploration. 4 genetics 5 ai What is your motivation for starting Space X? To make life multi planetary to avoid an extinction event, man made (climate change) or natural (asteroid).To make life mult-planetary we need to lower the cost of rocket launches. The key is reusable rockets. Think about airplanes being destroyed after every trip.