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.
Well marriage doesn't function in the way it used to in terms of deciding our fate but it's in our heads and it determines a lot of our actions. Like right now if you think about gay marriage - and they just started having the first gay marriages in New York - it shows what a potent idea marriage remains for people.