Sweat the small stuff. Without letting anyone see you sweat.

Ultimately, leadership is not about glorious crowning acts. It's about keeping your team focused on a goal and motivated to do their best to achieve it, especially when the stakes are high and the consequences really matter. It is about laying the groundwork for others' success, and then standing back and letting them shine.

Spaceflight isn't just about doing experiments, it's about an extension of human culture.

Every decision you make, from what you eat to what you do with your time tonight, turns you into who you are tomorrow and the day after that.

Fatherhood is the unending imperfect task of turning yourself into your dad while secretly maintaining the unbridled elation of your boyhood

From space, the Bahamas is the most beautiful place on Earth.

The emotional build-up and anticipation if you travel at Christmas can make it harder to enjoy a trip. I think sometimes it is better to travel outside of conventional holiday times for that reason.