3865. It was afterwards shown how, at this day, the case is with influx into faces, which influxes are not natural, but fictitious, and thus simulated as if natural, when yet they are voluntary, assumed, and thus aping the natural; for man from custom contracts the habit, and thence the nature, of simulating good in the face, while he thinks evil, which simulation of face is at this day so common, that there are those who altogether feign their nature, as it were, some more and some less, so that it cannot be known but that one is as his thought is, although as yet there is a residuum of [true] nature with many.