--- Tell me a funny joke, with a horrendously dark twist at the end --- Why was the math book sad? Because it had too many problems. But then the math book

--- Tell me a funny joke, with a horrendously dark twist at the end --- Why was the math book sad? Because it had too many problems. But then the math book realized that it was actually in a much worse situation, as it was being used to bludgeon a victim in a brutal murder.