Just Williams: An Autobiography (original 1985; edition 1993)

'You must understand what I'm trying to tell you,' the schoolmaster said to me. 'As a prefect you have certain responsibilities; if you mock teachers you might succeed in amusing people, but you'll also succeed in undermining your own authority. Don't you see that?'

There is not only one second chance, there are thousands of second chances, just as long as we wonder at the sunset, the numberless stars in the heavens and the glory of a new day.