In this sense, science, as physicist Steven Weinberg has emphasized, does not make it impossible to believe in God, but rather makes it possible to not believe in God.

The ultimate goal of physicists is to arrive at an equation that explains everything and could fit on a t-shirt. That may happen but the t-shirt would have to be 10-dimensional.

I hope that every [person] at one point in their life has the opportunity to have something that is at the heart of their being, something so central to their being that if they lose it they won't feel they're human anymore, to be proved wrong because that's the liberation that science provides. The realization that to assume the truth, to assume the answer before you ask the questions leads you nowhere.

[The writers of the holy books] did not even know the earth revolves around the sun. Why are we listening?

For many, to live in a universe that may have no purpose, and no creator, is unthinkable.

In 5 billion years, the expansion of the universe will have progressed to the point where all other galaxies will have receded beyond detection.

Forget Jesus. The stars died so that you could be here today.