"I will try to express myself in some mode of life or art as freely as I can and as wholly as I can, using for my defense the only arms I allow myself to use -- silence, exile, and cunning." -- James Joyce
How much exercise do we really need?
Saint Simeon Stylites lived on a small platform atop a pillar for 37 years. Although some of his devotions do seem to have involved a bit of exercise, he certainly was not able to jog or swim laps.