“And remember your promise,” said Sam, wagging a finger at him. “Don’t follow us.” The man glared at him but kept silent.... “What?” asked Sam, slightly confused by his good humour. “I can’t believe you said that.” “What?” “You wouldn’t like me when I’m angry. Do you think you’re the hulk or something?” He laughed again. Sam found himself smiling although he was just telling the man the truth. He wouldn’t like him when he was angry. No-one did.”
Book:Rapture