We can never know the origins of the universe. The deepest secrets are the ones that keep themselves.

If all the stars and galaxies in the universe today were smoothed out into a uniform sea of atoms, there would only be about one atom in every cubic meter of space.

We are just strings of quarks living in a suburb of the local density maximum of the universe.

We can never know the origins of the universe. The deepest secrets are the ones that keep themselves.

Apparently, a great deal of dark, unseen material exists, whose gravitational pull is responsible for the motions of the stars and galaxies that we see.

History is full of people who thought they were right -- absolutely right, completely right, without a shadow of a doubt. And because history never seems like history when you are living through it, it is tempting for us to think the same.

Once upon a time there was no Time.