Koan
The staff
If you have a staff, I will give you a staff. If you have no staff, I will take it away from you.
Bajiao, The Gateless Gate, case 44
How to sit with it
It makes no sense on purpose. Notice how quickly the mind reaches for sense, and let it rest.
Read it once more, slowly. Then sit for two minutes and let it stay in the background. There is nothing to solve. New to this? Read what a koan is.