Tipping points
And so summer has begun. Last evening, I sat on my porch, enjoying the long Summer Solstice evening. We had lots of rain over the weekend, but a fresh breeze had blown most of the clouds out to sea, and the sky gradually cleared. The evening light became blue and luminous, and all the songbirds perked up again after the rain and began to fill the air with song. There's one bird, whose song I can't identify, who sings most loudly and beautifully just as dusk falls. It's his last song of the day, and I suppose he wants to finish with a flourish. I sat on and on, till it was almost fully dark, at about 9:30 at our latitude. It's funny how one's vision changes as the light decreases: as the sky fades, the dark forms of the trees across the road become abstract, black shapes, and the distance seems foreshortened, as if they are perching on the edge of my lawn. Perspective is lost. It's the seasonal tipping point, of course, which is why I treasure this evenin...