I wasn’t destined to be an astronaut. I had to turn myself into one.

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

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

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.

In the beginning Man created God and in the image of Man created he him.

Every new dayOur children's joy is as fresh as roses, Even the birds chatter at dawn.

Possibility is limitless.

It's always our touches of vanity that manage to betray us.

Reality is always so obstructive.

When it came to the division of power, we did not get from the Jews the slice of cake we deserved... the Jews do not share with us control of wealth, broadcasting stations and other centers of power.

Hey Joe, where you going with that gun in your hand? I'm going out to find my woman, caught her messing around with another man.

Dieting by portion control doesnt work because one is constantly fighting addictive drives.

How does he do it? Live. With the fear of death every day. I don't fear death as much as I fear the thought of living.

My high school experience was pretty good, but my middle school experience was god awful. It was horrible. I got picked on like no tomorrow.