I took an exam once. Guy next to me seemed to be looking at my paper but I wasn't sure, so I stayed quiet. Later in the exam, I got stuck on a problem or made

I took an exam once. Guy next to me seemed to be looking at my paper but I wasn't sure, so I stayed quiet. Later in the exam, I got stuck on a problem or made a mistake, and he tapped me on the shoulder and told me the answer. Remembering that just now made me smile. This wasn't a high stakes medical school type of thing though, just a normal classroom quiz.