I'm a relentlessly curious person and hope you are too. Please feel free to ask questions in class. Questions are the starting point of discovery, thought, and insight. There are no dumb questions. Chances are, if you're confused about something, so are your classmates.
Disagreement is good.
If we don't have spirited disagreement, we probably don't understand the problem. I hope you will vigorously disagree with fellow students on crucial questions in a case. And I hope you will feel free to disagree with me. Everyone around the table nodded assent. Repetition and Variation Leads to Fundamental Learning .