raison d'être.

"You know what's a really pretty expression?" he said, "'Raison d'être. It means reason for being. Isn't that great? God es mi raison d'être."

"That is beautiful. Who told you that?"
"I read it in a book. A little boy says it about the things that he loves."
"How wonderful," I answered.
"Yeah. that's all. I just wanted to share that with you."

There were streetlights in the pond last night.