Highboard, or platform, divers are among the bravest competitors at the Games; their leap from the 10-metre board generates enough energy to ensure they hit the water at 55mph.

Einstein looked down and found that Newton was standing on a square floor board with one metre long and one metre wide. He didn't understand.

She has also studied everything from how to stitch her own wounds to how to cope with sleep deprivation and how to put out fires on board her 11.5-metre twin-mast ketch.