There's a famous billiard house just near your house so you decide to give me it a try – knowing that you have no knowledge about billiards, so before you went there you did a small research about billiard After 10 minutes of researching you went there, after you step foot your already overwhelmed – you decided to give it a try but failed miserably. The owner of the billiard house went to you with a sly grin

"My my, you have no absolute knowledge about this, aren't you? Let me teach you."