Q. What is the reason that some men, when they see others dance, do the like with their hands and feet, or by other gestures of the body? A. Because the sight having carried the represented unto the mind that action, and judging the same to be pleasant and delightful, therefore the imagination draweth the like of it in conceit, and stirs up the body by the gestures.
Q. Why does much sleep cause some to grow fat and some lean? A. Those who are of ill complexion, when they sleep, do consume and digest the superfluities of what they have eaten, and therefore become fat. But such as are of good complexion, when they sleep, are more cold and digest less.
Q. How and from what cause do we suffer hunger better that thirst? A. When the stomach has nothing else to consume, it consumeth the phlegm and humours which it findeth most ready and most at hand; and therefore we suffer hunger better than thirst, because the heat hath nothing to refresh itself with.
Q. Why doth the hair fall after a great sickness? A. Where the sickness is long, as in an ague, the humours of the head are dried up through over much heat, and, therefore, wanting nourishment, the hair falls.
Q. Why doth the hair of the eye-brows grow long in old men? A. Because through their age the bones of the eye-lids are thin for want of heat, and therefore the hair doth grow there, by reason of the rheum of the eyes.
Q. Whereof proceedeth gaping? A. Of gross vapours, which occupy the vital spirits of the head, and of the coldness of the senses, causing sleepiness.
Q. What is the reason that some flowers do open with the sun rising, and shut with the setting? A. Cold doth close and shut, as hath been said, but the heat of the sun doth open and enlarge. Some compare the sun to the soul of the body; for as the soul giveth life, so the sun doth give life, and vivicate all things; but cold bringeth death, withering and decaying all things.
Q. Why doth grief cause men to grow old and gray? A. Age is nothing else but dryness and want of humours of the body; grief then causeth alteration, and heat dryness; age and greyness follow immediately.
Q. Why are gelded beasts weaker than such as are not gelded? A. Because they have less heat, and by that means less force and strength.