Sports (2) Performance (2) Sport (2) Sports (2) balance (2) trajectoire (1) modèle (1) éducation (1) États-Unis (1) Education (1) Causes (1) Price-earnings ratio (1) Mark, German (1) Perfectionism (Personality trait) (1) Notions (Philosophy) (1) Wealth (1) Value (1) Tubiflorae (1) Tools (1) Technical literature (1) Teaching (1) Students (1) State, The (1) Sports records (1) Public domain (1) Postal service (1) Performance (1) Perfection (1) Perception (1) Pension trusts (1)