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68 Pup. What is there observable concerning the taste, and the sense of feeling 2 out. The taste enables us to judge of good or bad food, and aflords us much pleasure. The sense of feeling is spread over the whole body, whereas the other senses have their residence in the head. Pup. Where are tiiese senses the strongest ? Tut. Where they are most wanted. For instance, the taste on the tip of the tongue, the feeling at the ends of the fingers. and in some other parts. Our senses are set as faithful guardians for our preservation ; and when we lose one sense, we osen find that another grows the strouger: as it, blind people, it is observed that the hearing, and frequently the sense of touch, lecome more at:tate. Pup. What merits cur fii , her attentiom, with respect to the head Tut. The tongue. that wonderful instrument of speech, from which arises so great a part of our earthly happiness. This organ is also well adapted to assist the chewing of our food, to mix it with the saliva, so necessary for digestion, aud to help it in the passage to the throat. Withoal the tongue, we could have no conversation nor vocal music. w Pup. The use of the teeth I need not ask you ; but what prevents them from wearing away by such incessant labour ? Tat. A fine enamel with which they are covered: for when this wears off, the teeth decay, and hence arises the common complaint, the tooth-ache. But, besides their use in chewing, you smay not perhaps have observed that they contribute to the formation