We cannot tell the precise moment when friendship is formed. As in filling a vessel drop by drop, there is at last a drop which makes it run over; so in a series of kindnesses there is at last one which makes the heart run over.
If you say, "Woo, woo, woo!" to me, I'll say it back. I love it. "Woo, woo, woo" is something that my character used to say. It's something that my mother used to say to my brother and me when we were kids. When words would fail her, she'd just go, "Oh, woo, woo, woo. " It's compassion. It's a combination of "I see you, I feel you, I acknowledge you, I got your back. "