"Love?" She cocked an eyebrow at him. "What about friendship? Can that work miracles, too?"
Carwyn rolled his eyes. "Silly B, love is friendship...just with less clothes, which makes it far more brilliant.”
Elizabeth Hunter, A Hidden Flame.
(I believe the photo is from a Justin Timberlake video. I rather liked it because the couple is getting naked in a library, which doesn't happen in the book series where the quote originates. BUT, the series mentioned does take place in libraries and there is sex eventually--it gets very good in the second book, or was it the third? Oddly, I didn't miss it til it started happening!)