Ключевые слова: achievement, aim, apathy, bad, badly, believe, body, care, change, conscious, depression, desolation, destination, determination, determined, drowsiness, effort, encouragement, failure, fatigue, feel, forward, health, hope, hopelessness, intrinsic, loneliness, motivate, motivation, pain, patience, perseverance, persistence, psychology, sleepiness, solitude, stress, suffers, syndrome, virtue, way, weakness, weariness,