![Friend or foe: Long term rivals in the pool, Michael Phelps and Grant Hackett have a lot to do with each other in private.](http://web.archive.org./web/20171003222927im_/https://www.fairfaxstatic.com.au/content/dam/images/g/y/m/i/k/x/image.related.wideLandscape.460x259.gynnkq.png/1506226029445.jpg)
How Michael Phelps helped turn Grant Hackett's life around
Nearly a week into their most recent therapeutic reunion, Michael Phelps and Grant Hackett, two giants of Olympic swimming, sat down to breakfast at a packed restaurant and wondered how they would explain themselves to their children someday.