"The ability to take pleasure in one's life is a skill and is a kind of intelligence. So intelligence is a hard thing to evaluate and it manifests itself in so many different ways. I do think the ability to know how to live a life and not be miserable is a sign of that."
"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."
"Republics are created by the virtue, public spirit, and intelligence of the citizens. They fall, when the wise are banished from the public councils, because they dare to be honest, and the profligate are rewarded, because they flatter the people, in order to betray them."
"The voice of the intelligence is drowned out by the roar of fear. It is ignored by the voice of desire. It is contradicted by the voice of shame. It is biased by hate and extinguished by anger. Most of all it is silenced by ignorance."