Saturday, April 24, 2004

Rhythms of Life: "There are two different rhythms which govern the day: the circadian drive for 'wakefulness', which reaches a peak towards midday - the best time for concentration and difficult decision-making - and the 'homeostatic drive' towards sleep. These two processes cross each other's path in the mid-afternoon, the time when sensible societies used to allow citizens to take a nap. "