It's...Spring! And it arrives with aplomb, a remarkable burst of vitality and rebirth. We feel it; the birds and the bees definitely feel it: all of Nature exuberantly expresses the new growth and creativity that energizes this phase of the cycle of life. Spring doesn't only happen in Mother Nature, however -- it takes place inside each one of us every year, as we, too, are children of Nature. Our lighter and happier moods aren't solely due to the warmer, sunnier, longer days