Nuts & bolts!
Arr! It's driving me nuts!
Arrrh, it's driving me nuts
He nuts and bolts
Take your finger out of your ear and listen to me!" I saw this in a Highlights magazine when I was a kid.
When they find the position, they can't find the momentum. When they find the momentum, they can't find the position.
They don't really know - but they're NUTS about him!