Majority of the things that you need to learn will be outside the classroom door. Reading books, v9lunteering, communications, learning a new skill, developing hobbies, taking up tasks that seems difficult to you, failures and successes, life experiences - these things and even a lot of things beyond this, teaches you a lot
Apart from textbooks and exams knowledge the industry demands for decision making, teamwork, leadership, communication skills, soft skills, time management, problem solving ability, analytical skills.