Eating cake
Not caring about people's problems and not knowing how to help them. It's like you're too lazy to even think about it.
She said, 'I'm eating cake,' and I knew she didn't care about anyone else's problems.
He told me he was eating cake and didn't even know why the person was sad.
I heard my mom say, 'Why don't you just eat cake and forget about it?' and I knew she didn't care.