Mushrooms and philosophers.
D000545:Amanita; D001487:Basidiomycota; D004324:Drama; D000076145:Greece, Ancient; D006212:Hallucinations / Q000139:chemically induced; D006213:Hallucinogens; D049690:History, Ancient; D006801:Humans; D009229:Mythology; D010684:Philosophy; D011057:Politics; D012067:Religion / Q000266:history
D006213:Hallucinogens