530. They also showed that they do not force their face, but let it go freely, something quite unknown to those who have become accustomed from early youth to put on pretenses, or to speak and act differently than they think and love. Their face is drawn up tight, in readiness to vary itself as shrewdness dictates. But with the [inhabitants of Jupiter] it moves freely, being especially let out around the lips, which protrude somewhat. In this way, the tissues are afforded the freedom of signaling everything they are thinking, quite differently from here [on earth], where the tissues are contracted, and thus unable to express the things felt by the mind. For if all the tissues in the lips and around the lips were taken apart, the truth would be quite evident: there are muscular and fibrous chains, and bundlings of the same, so complex that they could not possibly have been created only for chewing and speech, but also for expressing the least ideas of the mind, which can therefore be said to be written upon them.