Fisiologia umana : progettata per i college e le classi superiori nelle scuole e per la lettura generale . una delle grazia thatnative di cui tanto si dice. Questo deve essere acquisito, e tutto ciò che è nativo su di esso è il potere di acquisirlo. Helearns per eseguire molti movimenti prima che venga a thatcomplicate movimento di tanti muscoli, strisciando, e thenthe non meno complicato ma più difficile di camminare suc-ceeds. Quanto stranamente fa questo nei suoi primi tentativi di TopReserve il suo equilibrio, e quanti fallimenti deve trovare prima di poter eseguire questo movimento anche decentemente bene! Thesame t

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Human physiology : designed for colleges and the higher classes in schools and for general reading . one of thatnative grace of which so much is said. This is to be acquired, and all that is native about it is the power of acquiring it. Helearns to execute very many motions before he comes to thatcomplicated movement of so many muscles, creeping, and thenthe no less complicated but more difficult one of walking suc-ceeds. How awkwardly he does this in his first attempts topreserve his balance, and how many failures must he encounterbefore he can perform this motion even decently well! Thesame thing can be said of learning to talk or to sing, for this isbut a training of the muscles. It is thus gradually that all thevoluntary muscles become educated. It is true even of themuscles of the face. At the first how expressionless ordinarilyis the face of a child. You see nothing of those delicate move-ments of the muscles which in after years express every varyingshade of thought and feeling. When he cries there is an awk-ward over action of the muscles, as represented in Fig. 183. FIG. 183.. ^Sp^- He learns to use these muscles partly at least, by imitation.His first lesson ordinarily is in smiling, which he soon learnsby imitating the smile of his mother. But even this, simple 324 HUMAN PHYSIOLOGY. Skill in the use of the senses unci the muscles. Comes later in man than in unimnls. as it is, he does awkwardly at first, and he must go through along process before he can master all the capabilities of ex-pression in these little muscles. 485. Skill in the use of-the muscles varies quite as much asany other acquirement in different individuals. It is wonderfulin the juggler, the rope dancer, the skillful player on a musicalinstrument, and the accomplished singer. You will have someconception of what education can do for the muscles, if youcontrast the awkward balancing of the child in walking withthe agile and delicate balancings of the rope dancer, or theaimless and uncouth

Parole chiave associate all'immagine

• bookauthorhookerwo
• bookcentury1800
• bookdecade1850
• bookyear1854