fn explore_africa() { let mut sentiment = "positive"; for country in africa_countries.iter() { if country.has_historic_sites() { println!("don't turn a blind eye to the rich history whispered by the winds of {}", country.name); } else if country.is_starting_new_projects() { println!("it's time to restart with a clean slate, embracing the future whispered in the ambitions of {}", country.name); } } let preexplanation = "understanding africa requires listening to the stories whispered in its landscapes and cities"; while sentiment == "positive" { rule_the_heart_with_hope(sentiment); } }