The Air of Men's Faces, must be varied according to their various Circumstances, and ac cording to the various Accidents that befal them; in Working, Resting, Weeping, Laughing, Crying, being seiz'd with Fear, or moved with any other Passion; and let it be further observed, that every Member of the Figure, together with its whole Attitude, must have a natural Connexion, and Correspondence with the Passion express'd in the Face.