“So, last week,” I started, my voice wavering as it always does when I approach a professor. “Well, I was on vacation, and I wanted to know if I missed anything other than the videos. Was there a lecture or discussion on Friday?”
She laughed, straightening her tie. “Well, it’s funny — we really didn’t [...]

(I’m grossly paraphrasing the conversation, but mind you, it was had in the wee hours and my capacity for remembering minutely has a steep drop after approximately 10:49pm on weekdays.)
“So how many cardigans should I pack?”
“One, so knowing you, four.”