Teddy came thundering down the stairs much to his father's annoyance. 'Teddy' he called 'how many more times have I got to tell you to come down the stairs quietly? Now go back up and come down like a civilised human being.' There was a silence and Teddy reappeared in the front room. 'That's better' said his father. 'Now will you always come down stairs like that?' 'Suits me' said Teddy. 'I slid down the bannister.'