Claire Petersky wrote:
If a bicyclist rides for 45 minutes at 10 mph when it's 6 degrees C in a
rainstorm in the dark, upon arrival at home, for how long does she have to
shower with water at 41 C before her toes thaw out?

Until the water coming out of the shower head isn't considered warm an
longer.

Ken
--
The bicycle is just as good company as most husbands and, when it gets
old and shabby, a woman can dispose of it and get a new one without
shocking the entire community. ~Ann Strong