The universe is an enormous direct product of representations of symmetry groups.

It does not help that some politicians and journalists assume the public is interested only in those aspects of science that promise immediate practical applications to technology or medicine.

Our job in physics is to see things simply, to understand a great many complicated phenomena in a unified way, in terms of a few simple principles.

Rational argument can be defeated by refusing to argue rationally.

Sometimes nature seems more beautiful than strictly necessary.

The more we refine our understanding of God to make the concept plausible, the more it seems pointless.

The whole history of the last thousands of years has been a history of religious persecutions and wars, pogroms, jihads, crusades. I find it all very regrettable, to say the least.