When you fall into a black hole you will be literally spaghettified.

We have written the evidence of our existence onto the surface of our planet. Our civilisation has become a beacon, that identifies our planet as home to life.

At every stage of understanding the universe better, the benefits to civilisation have been immeasurable. None of those big leaps were made with us knowing what was going to happen.

When we look out into space, we are looking into our own origins, because we are truly children of the stars.

Feudal societies don't create great cinema; we have great theatre. The egalitarian societies create great cinema. The Americans, the French. Because equality is sort of what the cinema deals with. It deals with stories which don't fall into 'Everybody in their place and who's who,' and all that. But the theatre's full of that.

An explorer of the universe is sexier than a musician.

What scientists are attached to is journeys into the unknown and discovering things that are completely unexpected and baffling and surprising.