Classroom: Focuses on academic knowledge, critical thinking, problem-solving (often theoretical), and structured learning. Lessons learned might include: discipline, research skills, analytical thinking, subject-specific knowledge, and collaboration (in group projects).
Sports Field: Emphasizes teamwork, resilience, discipline (a different kind than in the classroom), leadership, dealing with pressure, handling setbacks, and the value of hard work and perseverance. Lessons learned might include: overcoming adversity, respecting rules and teammates, strategic thinking, emotional regulation, and physical fitness.
Neither environment is inherently "better" for learning. Someone who thrives in a structured learning environment might gain more from the classroom. Someone who learns best through experience and physical activity might gain more from sports. Many valuable life skills are learned in both settings; it's more accurate to say they teach *different* kinds of valuable lessons. A well-rounded education ideally incorporates lessons from both.