Does God exist? Well, I would say, 'not yet'.

So what used to fit in a building now fits in your pocket, what fits in your pocket now will fit inside a blood cell in 25 years.

Time would become meaningless if there were too much of it.

It is doubling now every two years. Doubling every two years means multiplying by 1,000 in 20 years. At that rate we'll meet 100 percent of our energy needs in 20 years.

The ethical debates are like stones in a stream. The water runs around them. You haven't seen any biological technologies held up for one week by any of these debates.

Does God exist? Well, I would say, 'not yet'.

A lot of movies about artificial intelligence envision that AIs will be very intelligent but missing some key emotional qualities of humans and therefore turn out to be very dangerous.