Courage...

This guy Duncan Booth, a schoolteacher, was diagnosed with MS last year. He and his wife Yvonne organised this event to raise money for the MS Society. Here he is swimming across ten lakes in Cumbria in less than 10 hours, on the same day as the Buttermere 10 Peaks Challenge. This one was coming out of Derwentwater, his young son in his granny's arms looking on.
Read more about this here