“Think about how much it costs to incarcerate someone. Do we want them just sitting in prison, lifting weights, becoming violent and thinking about the next crime? Or do we want them having a little purpose in life and learning a skill?”

“For the last several years and culminating in six months in orbit next year, I've been training for my third space flight. This one is almost in a category completely different than the previous two, specifically to live in on the space station for six months, to command a space ship and to fly a ne”