But people, not being constrained by the laboratory, can have saccharine AND heroin, and therein lies the problem.
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In my view, the most pertinent point is the principal difficulty to generate a drug-induced euphoria in animals that get them hooked. It seems savoring drug reward is something specifically human, must be learned. https://plus.google.com/101046916407340625977/posts/MH5dpMREuYA …
End of conversation
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We know so much about rats and so little about humans…https://twitter.com/eelfriend/status/989937919807971328?s=19 …
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Ahhhh, what do rats know?
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