The one thing I regret was that my work required an enormous amount of my time, and a lot of travel.

Research is creating new knowledge.

Good luck, Mr. Gorsky!

Mystery creates wonder and wonder is the basis of man's desire to understand.

This is one small step for a man, one giant leap for mankind.

It's a great thing for a man to walk on the moon. But it's a greater thing for God to walk on the earth.

Well, I think we tried very hard not to be overconfident, because when you get overconfident, that's when something snaps up and bites you.

Geologists have a saying - rocks remember.

Shoot for the stars but if you happen to miss shoot for the moon instead.

You've got to expect things are going to go wrong. And we always need to prepare ourselves for handling the unexpected.

Ever since I was a little boy, I dreamed I would do something important in aviation.

Serious art is born from serious play.

There is always a way out for those clever enough to find it.

David [Cameron] has been an outstanding friend and partner on the global stage and, based on our conversation, I'm confident that the UK is committed to an orderly transition out of the EU.

Our job is not to set things right but to see them right.

I think one of the worst things people can do is try and fight the people they've agreed to work with.

I never believed that U2 wanted to save the whales. I don't believe that The Beastie Boys are ready to lay it down for Tibet.

It is the acid test of nonviolence that in a nonviolent conflict there is no rancor left behind, and in the end the enemies are converted into friends.

One of the ways to avoid being beaten by the system is to laugh at it.

Do not forget, read a passage from the Gospel every day. It is the power that changes us, that transforms us, it changes life and it changes the heart.

In an ideal world no one would talk before 10am. People would just hug, because waking up is really hard.