It's such a long mission and we get to spend so much time in space... we're doing such exciting research. And I don't want to overemphasize the life science research but as a physician the life science research that we're doing is extremely exciting.
You do need parental guidance and I was in a great position with both my mum and dad. They split when I was a baby but even though I stayed with my mom they were both very much involved in my upbringing.