“Desire is part of it,” she said slowly. “The love for another’s body. But also love for their heart and their mind, and for all the silly things they do, no matter how absurd. Your world brightens when they walk into a room, dims when they leave it again. You want to be with the beloved so you can see him and touch him and hear his voice, but you want his happiness as well. It’s selfish, but not entirely so.”