Ugliness is nature's contraceptive.

It was getting the results that made science worth doing; the accolades were a thin, secondary pleasure.

Once you've grown up in space, moving on means moving out, not going back to Earth. Nobody wants to be a groundpounder.

When the chemistry is right, all the experiments work.

(Crank theories) always violated the first rule of a scientific model: they were uncheckable.

People fear their hidden selves, afraid that they will burst out.

Any technology that does not appear magical is insufficiently advanced.

In a tough situation, don't avoid acting just because it's easier or comfortable. Don't lapse into a passive state. People who give up, die.

To shine is better than to reflect.

Passion is inversely proportional to the amount of real information available

Science is like literature, a continuing dialog among diverse and conflicting voices, no one ever wholly right or wholly wrong, but a steady conversation forever provisional and personal and living.

Our thoughts of literary renaissance should always center themselves on the removal of superstition, meanness, indignity and ignorance.

We are all here to contribute our gifts toward something greater than ourselves, and will never be content unless we are.

Happiness depends on ourselves.

I would say that now I'm somebody who goes to church.

Writing a song is a personal thing, and you have to have a lot of trust to try things and not be embarrassed.

It was a very emotional dinner... Everyone shared personal stories about her and gave her words of encouragement and inspiration. Everyone tried to remain positive.

For the human species to evolve, the conversation must deepen.

Space we can recover; time never.

We cultivate a very small field for Christ, but we love it, knowing that God does not require great achievements but a heart that holds back nothing for self.

Today you are standing in a position that would please the friend and would anger the enemy and all the infidels. You will be victorious against the enemies and you are causing them to suffer.