I don't give two and a half shits - You're so indifferent you’d rather punch a wall than pay att

You're so indifferent you’d rather punch a wall than pay attention to what someone is saying.

My teacher said I failed. I said, 'I don't give two and a half shits.'

My dad yelled at me for eating cereal for dinner. I said, 'I don't give two and a half shits.'

My friend told me about his dog. I said, 'I don't give two and a half shits.'