Your first point is the truth, although I've found that there are very few takers for this truth :) In HN itself, I've argued with people numerous times on how

Your first point is the truth, although I've found that there are very few takers for this truth :) In HN itself, I've argued with people numerous times on how challenge is a necessity for advancing in learning, but I've met with stiff resistance to this point often. So just want to say, glad to see a practicing teacher state the obvious (to practicing teachers) in HN.