Stephen Hawking

There are no black holes in the sense of regimes from which light can’t escape to infinity.

Stephen Hawking

There is a real danger that computers will develop intelligence and take over. We urgently need to develop direct connections to the brain so that computers can add to human intelligence rather than be in opposition.

Stephen Hawking

There is nothing bigger or older than the universe.

Stephen Hawking

Throughout history, people have studied pure science from a desire to understand the universe rather than practical applications for commercial gain. But their discoveries later turned out to have great practical benefits.

Stephen Hawking

Time and space are finite in extent, but they don’t have any boundary or edge. They would be like the surface of the earth, but with two more dimensions.

Stephen Hawking

Time travel may be possible, but it is not practical.

Stephen Hawking

Time travel used to be thought of as just science fiction, but Einstein’s general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.

Stephen Hawking

To confine our attention to terrestrial matters would be to limit the human spirit.

Stephen Hawking

To my mathematical brain, the numbers alone make thinking about aliens perfectly rational. The real challenge is to work out what aliens might actually be like.

Stephen Hawking

To understand recursion, one must first understand recursion.

Stephen Hawking