Common sense is not a simple thing. Instead, it is an immense society of hard-earned practical ideas - of multitudes of life-learned rules and exceptions, dispositions and tendencies, balances and checks.

One can acquire certainty only by amputating inquiry.

There are three basic approaches to AI: Case-based, rule-based, and connectionist reasoning.

What magical trick makes us intelligent? The trick is that there is no trick. The power of intelligence stems from our vast diversity, not from any single, perfect principle.

There was a failure to recognize the deep problems in AI; for instance, those captured in Blocks World. The people building physical robots learned nothing.

Artificial intelligence is the science of making machines do things that would require intelligence if done by men.

Eventually, robots will make everything.