Simplicity and beauty are the signs not of truth but of a well-constructed approximate model of a limited domain of phenomena.

Having begun my life in science searching for the equation beyond time, I now believe that the deepest secret of the universe is that its essence rests in how it unfolds moment by moment in time.

One possibility is: God is nothing but the power of the universe to organize itself.

Deep, persistent problems are never solved by accident; they are solved only by people who are obsessed with them and set out to solve them directly.

Surprise is inherent in the structure of the world.

There is nothing outside the universe.

On the way, I shared the backseat of Feyerabend's little sports car with the inflatable raft he kept there in case an 8-point earthquake came while he was on the Bay Bridge.

Some string theorists prefer to believe that string theory is too arcane to be understood by human beings, rather than consider the possibility that it might just be wrong.

Science is not about what's true or what might be true, science is about what people with originally diverse viewpoints can be forced to believe by the weight of public evidence.

Any two particles in the universe attract each other through the gravitational interaction.

We know no more than we did in 1975 - and that's not good

Habits are safer than rules

Your joys and sorrows. You can never tell them. You cheapen the inside of yourself if you do tell them.

I feel like everyone who goes to The University of Texas is blessed and lucky to be there because they're getting a chance to be as good as they can be.

They're great devotees of Noel Coward in England, of course, he's a favorite son, and so to play Coward in London is such fun, and anyway, the role is such a crazy lady. I just love doing that.

Dear God, Please untie the nots. All of the can nots, should nots, may nots and have nots. Please erase from my mind the thoughts that I am not good enough.

On my return to Pittsburgh, I resolved to go back to the fundamental problems of electronic structure that I had contemplated abstractly many years earlier.

I like that totally mixed up kind of eclectic group of personal props and bits of costume and I think the fun of doing that is where I was very lucky with Doctor Who.

I definitely have loads of respect for writers and the art of writing.

Democracy gives the aura of legitimacy to acts that would otherwise be considered tyranny.

Why cannot we work at cooperative schemes and search for the common ground binding all mankind together?