It is important to view knowledge as sort of a semantic tree -- make sure you understand the fundamental principles, ie the trunk and big branches, before you get into the leaves/details or there is nothing for them to hang on to.

You need to live in a dome initially, but over time you could terraform Mars to look like Earth and eventually walk around outside without anything on... So it's a fixer-upper of a planet.

One of the biggest mistakes we made was trying to automate things that are super easy for a person to do, but super hard for a robot to do.

I'm not trying to be anyone's savior. I just try to think about the future and not be sad

Rockets are cool. There's no getting around that.