Put your/our heads together ( work together )Hit the book:

　　Texture

　　Scrap

　　Intimate

　　Infant

　　Persistent

　　Irrespective of

　　Novel

　　Hedonic

　　To find out, the researchers set up a series of experiments that would examine what people felt when they touched another's skin. They had them touch their own forearm and touch another person's forearm, and rate their softness. Sure enough, the participants regularly rated each other's skin as softer and smoother than their own.