I should be - The rudest way to say 'I don't want to talk to you anymore.'

The rudest way to say 'I don't want to talk to you anymore.' Like you're annoyed enough to throw your phone out the window.

I should be talking to you. Instead I'm thinking about throwing my phone out the window.

I should be listening to you. Instead I'm thinking about punching you in the face.

I should be being polite. Instead I'm thinking about leaving this conversation forever.