> Nobody in a casual conversation is required to do homework. It’s great if you do, but you don’t have to.

There was a heated discussion here a week or two ago: someone made an analogy, and someone else challenged them to show their work proving that the analogy was relevant. No matter how many people pointed out that this wasn’t a scientific paper or a deep technical discussion, they wouldn’t back down in their insistence that the original comment required scientific evidence.