530. They also showed that they do not force their face but give it free play, which is quite unknown to those who from youth have been accustomed to simulate, that is to say, to speak and act otherwise than they think and love. The face of the latter is constrained so that it may be ready to vary itself, as craftiness persuades. With the spirits of Jupiter, however, the face is very mobile, especially around the lips, with the result that they are somewhat prominent, whence the fibers there are given the freedom to signify the things which they think. It is otherwise here on earth, where the fibers are so restricted that they cannot express the sensations of the "animus". For if all the fibers in the lips, and around the lips, were unfolded, the truth would be sufficiently confirmed; for there are extremely intricate muscular and fibrous series, and bundles of them, which were not created for mastication and speech alone, but for expressing the single ideas of the "animus", which thus may be said to be inscribed upon them.