God abhors a naked singularity.

The downside of my celebrity is that I cannot go anywhere in the world without being recognized. It is not enough for me to wear dark sunglasses and a wig. The wheelchair gives me away.

The idea of 10 dimensions might sound exciting, but they would cause real problems if you forget where you parked your car.

I would like nuclear fusion to become a practical power source. It would provide an inexhaustible supply of energy, without pollution or global warming.

I think the next century will be the century of complexity.

We only have to look at ourselves to see how intelligent life might develop into something we wouldnt want to meet. I imagine they might exist in massive ships, having used up all the resources from their home planet. Such advanced aliens would perhaps become nomads, looking to conquer and colonize whatever planets they can reach.

The doctor who diagnosed me with ALS, or motor neuron disease, told me that it would kill me in two or three years.