<i>Machines as simple as thermostats can be said to have beliefs, and having beliefs seems to be a characteristic of most machines capable of problem solving performance.</i><p>John McCarthy : Ascribing Mental Qualities to Machines, 1979<p><a href="http:&#x2F;&#x2F;www-formal.stanford.edu&#x2F;jmc&#x2F;ascribing&#x2F;ascribing.html" rel="nofollow">http:&#x2F;&#x2F;www-formal.stanford.edu&#x2F;jmc&#x2F;ascribing&#x2F;ascribing.html</a>