Funny, I wasn't even thinking of valentine's day when I chose the color.
That's fabulous. Where'd the quote come from??? I've never heard it before, I've been missing out.
I looked it up on Wikiquote. It's in one of the backstory episodes, when they relate how Knives and Vash came to be on Gunsmoke. I'm not gonna spoiler it, but I'll tell you that it was Knives' fault.