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

Surprise is inherent in the structure of the world.

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.

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.

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

There is nothing outside the universe.

Those who do good science do so because they choose problems that are suited to them.