Every single day you're the result of what you did on the days prior.

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

Our role is to develop techniques that allow us to provide emergency life-saving procedures to injured patients in an extreme, remote environment without the presence of a physician.

Don't let life randomly kick you into the adult you don't want to become

Almost everything worthwhile carries with it some sort of risk.

Decide in your heart of hearts what really excites and challenges you, and start moving your life in that direction

Focus on the journey, not on arriving at a certain destination.

Remember, nobody changes the world on their own.

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.

The cool things about space is when you put your pants on here, you can put them on two legs at a time.

Anticipating problems and figuring out how to solve them is actually the opposite of worrying: it's productive.

Matrimony and firefighting. They ain't for cowards.

We all shine on...like the moon and the stars and the sun...we all shine on...come on and on and on...

Keep God first, chase your dreams, and everything will pay off.

I wish I had an extra day with my mom sometimes. Or another hour in the day with my family, husband and children.

Right now, the leadership in Iran is telling their citizens one thing. Our President is telling us another.

Because Washington state now votes by mail, elections here tend to play out, at an agonizingly slow speed, over many days and, sometimes, weeks.

I felt such a deep connection with dolphins. I felt like they were the only ones who understood me.

Keep in mind that television, magazines, movies, and even newspapers rarely show images of average-shaped bodies.

Love is just a word until someone comes along and gives it meaning. Dream is also just a word until you decide to fight for it with all your enthusiasm and commitment

I see a man's life is a tedious one.