God not only plays dice, he throws them in the corner where you can't see them.

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.

Disability can be no handicap.

There should be no boundaries to human endeavor. However bad life may seem, there is always hope.

In real time, the universe has a beginning and an end at singularities that form a boundary to space-time and at which the laws of science break down.

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

Scientific discovery may not be better than sex, but the satisfaction lasts longer.