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| Man, I can't believe the professor wants us to learn about homeostasis! | |
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| Philip, may I have a sip of your beer? | |
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| In that case, the entire class has to hand in by the Saturday after a 2,000 word essay on animal behaviour. Thank Philip. | |
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The class is not impressed.
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| Ow! Hey, stop hitting me with that chair! | |
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| This, class, is a case of negative reinforcement. Hehe. | |
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