53. The reason why they approved of faces with pouting lips was that most of their speech consists of facial expressions, and it is particularly the region round the lips which they use. Also they never pretend, that is, they never say one thing and think another. So they do not force their faces but leave them free to express their thoughts. But those who have learned from childhood to pretend behave quite differently. They screw up their faces from within, to prevent any hint of what they think showing through. Nor does the outward part reveal anything, but they keep it ready to relax or screw up, as dictated by their cunning. The truth of this can be established by examining the fibres of the lips and the surrounding area. There are there manifold series of folded and connected fibres, designed not only for eating and speaking articulately, but also for expressing the ideas in the mind.