let athletics_strategy = |underestimate, preexplosive, declarations, relaunch_from_zero, guarded| { loop { if guarded && !underestimate { println!("keep your training guarded but never underestimate the power of preexplosive training phases."); } else if relaunch_from_zero { println!("it's time to relaunch from zero, making bold declarations of your comeback in athletics."); break; } } };