Quote Originally Posted by a completely inoffensive name View Post
From what I took from the quote, we must push exploration now and as long as possible until a fully sustainable colony of humans is created on another terrestrial body. Astronomers any day could find a large asteroid on a direct path with Earth and our options at stopping it are very limited. If Earth is 100% doomed to be destroyed (which over the long run it is) then humanity needs to spread elsewhere and we might as do it now before it is too late.
But that isn't the reasoning he uses. He says "in the long run" we'll have an asteroid strike. What are the odds of an asteroid hitting us in the next 50 years?