side view of a teenage biracial male judoka wearing white judogi, kneeling and bowing on mats in the

action adult african american arts asian athlete black body bowing challenge coach competition competitor concentration culture dedication determination discipline dojo event exercise fitness flexibility focus gym judo judogi judoka kneeling language male man martial mats mindset movement one performance person physical posture practice preparation resilience respect routine skill sports strength student teamwork teenage tradition training uniform warmup young youth