I edited my quote in your post to make it more 'family friendly'. I should have put the reason when I did so. My bad.

Maybe everyone has exams. I know I do.

Think about why you're feeling nervous, and it becomes easier to calm down and come up with a plan of action. Like, say, if you're nervous about exams, you might think 'Cripes! I've not revised!', and then go and revise like a crazed ferret.

Maybe.

Next!