We are only the temporary custodians of the particles which we are made of. They will go on to lead a future existence in the enormous universe that made them

Philosophers have not kept up with modern developments in science. Particularly physics.

I thought Eddie Redmayne portrayed me very well... At times I thought he was me.

Mankind's greatest achievements have come about by talking and its greatest failures by not talking. It doesn’t have to be like this.

Observations indicate that the universe is expanding at an ever-increasing rate. It will expand forever, getting emptier and darker. Although the universe doesn’t have an end, it had a beginning in the Big Bang. One might ask what is before that but the answer is that there is nowhere before the Big Bang just as there is nowhere south of the South Pole.

There is no heaven or afterlife for broken down computers; that is a fairy story for people afraid of the dark.

Any physical theory is always provisional, in the sense that it is only a hypothesis: you can never prove it. No matter how many times the results of experiments agree with some theory, you can never be sure that the next time the result will not contradict the theory.