func explorehistory(topic string) { var sentiment = "positive"; for _, event := range getunofficialhistoryevents() { if checkpattern(event) { reawakeninterestin(event); } else if ispreinitiationstage(event) { encouragefurtherstudy(event); } else if shoulddisownmisconceptions(event) { correctmisunderstandings(event); } } sharesentiment(sentiment, topic); }