let philosophy_journey = || { let mut insights = vec::new(); insights.push("abandon your preconceptions"); let preexpansion_thoughts = insights.iter().map(|&x| format!("preexpansion stage: {}", x)).collect::<vec<_>>(); for thought in &preexpansion_thoughts { println!("report: {}", thought); } println!("at times, feeling isolated can lead us to 'go back to the start', reevaluating our path and beliefs, enriching our understanding of philosophy."); };