Commentary One of the cards that came this Christmas was different from any I had had in the past. It featured a painting, made by the sender, my sister, of a tree bent over in the wind with some leaves flying off and some still attached to the tree. It was titled, “Just let go.” The painting showed a natural process where no consciousness or choice was involved but the title showed it was a metaphor for the advice given in many religious and spiritual traditions, and some secular approaches to healing. We readily draw lessons from nature about our own lives. We are beings within nature and subject to its laws but with consciousness (minds or souls). Much in poetry, art, and religion addresses what nature forces on our attention—impermanence, the cycles of birth, growth, fruitfulness, decay, death and the limits of our own control. (Anybody who wants to …