De Tranquillitate Animi
Plutarch's moral essay on achieving inner peace and equanimity.
Chapter I (The Six Days of Creation)
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Verse 26: Let Us Make Man in Our Image and Likeness
— Cited as transmitting Diogenes' teaching on the world as a temple
"Diogenes, as Plutarch attests in his book On Tranquillity of Mind"
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Verse 24: Let the Earth Bring Forth the Living Creature
— Cited (Book V On Nature) as reporting Chrysippus on bedbugs and mice being useful to man
"Chrysippus, as Plutarch attests in Book V On Nature"