A song from San Francisco that has always stayed with me

Here's the thing about this song. After LaNette played it for me, years ago, in another city, and I was another person- i resonated so deeply that I couldn't tell if what i was feeling was tragic or glorious. I embraced this understanding (or state of being) with certainty and fortitude. I didn't just believe- I knew. My life was going to change, had to change. That was ten years ago. And now....