Nigel Lythgoe

John Quincy Adams ranks with Jimmy Carter on the roster of ex-presidential redemption. Instead of completing a biography of his father, he let himself be elected to the House, where he spent nine terms in Whiggish opposition to the Democrats, supporting a national bank and a protective tariff and internal improvements.

The thing about dancing - what it taught me all those years - is it gives you an amazing sense of discipline in forcing yourself to do things that you know are good for you but you don't really want to do.