It is in the 70’s here this morning.  It’s the best time of year in Los Angeles because the sun makes a southerly arc that creates contrast and shadow and a sense of dimension to the world.  In summer, when the sun’s arc is overhead, places and things—buildings, trees, cars, even people–appear flatter.  But today, walking my familiar streets, I had a strong hit of the substance and texture of tree trunks, of the space between the lemons on a tree, and of my own physical presence passing through the leafy corridor of my favorite street.  It was easy to stay present in my body, in my movement, easy to be friendly to strangers…