It's kind of like landing on Mars and looking out the window of your spaceship at all the little green men who are surrounding it and trying to figure out, "How do I find out if they have emotions or not?"
Es parecido a aterrizar en Marte y mirar por la ventana de su nave espacial a todos esos hombrecitos verdes que los rodean y tratan de dilucidar, "¿Cómo averiguo si tienen emociones o no?"