If you are losing at a game, change the game.

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.

I know you don’t understand, but sometimes we have to go back to go forward, ” he says.

There's not much left inside me, Max" Sometimes, all she heard were echoes.

The altar of liberty totters when it is cemented only with blood

The visual life is an enormous undertaking, practically unattainable.

I have never lost a total passion for my work.

The march of intellect, which licks all the world into shape, has even reached the devil.

Writers are notoriously unable to know about themselves. Faulkner thought 'The Fable' was his best novel. F. Scott Fitzgerald liked 'Tender Is the Night,' an experimental novel.

I think there's going to be a very sudden shift in people's perception of the International Space Station, because suddenly it's going to look much, much bigger than it already is.

In the end, it's all about taking your time and enjoying the journey without worrying too much about the destination.

Everything is tedious when one does not read with the feeling of the Author.