Full Idea
Nothing can have intelligence unless it has soul.
Gist of Idea
Intelligence requires soul
Source
Plato (Timaeus [c.362 BCE], 30b)
Book Reference
Plato: 'Timaeus and Critias', ed/tr. Waterfield,Robin [OUP 2008], p.18
A Reaction
Not the last word on the subject, but perhaps the first. If we allow a powerful chess playing computer to have intelligence, how can we not also attribute intelligence to a thermostat? Does it matter?