Every day, I create and post an Energy of the Day message. They are here, on Facebook, and on Pinterest.
Energy of the Day: Estimate
Estimates are extremely useful in times when exact calculations or estimates are not possible or too costly. Other times, of course, Estimates are dangerous. For example, it is OK to Estimate how long it will take to drive somewhere (an exact calculation isn't possible because so much is out of our control), but not OK [...]