Teachers are often, and understandably, impatient for their students to develop clear and adequate ideas. But putting ideas in relation to each other isn't a simple job. It's confusing and this confusion does take time. All of us need time for our confusion if we are to build the breadth and depth that give significance to our knowledge.
Eleanor Duckworth, The Having of Wonderful Ideas: And Other Essays on Teaching and Learning
education, learning, teaching