“That’s a tall building!”
She looked at him. “Really? What gave that away?”
He looked at his sister, then up to the skyline. Then back to his sister. “How tall it is. That’s what gave it away.”
“Thanks, captain obvious.”
“No problem, captain sarcasm.”
They glared at each other. Then they entered the building, University of Obviousness and Sarcasm, and knew they were both amateurs.