Page:Letters on the Human Body (John Clowes).djvu/180

160, both in the whole and all its parts, therefore we are compelled to allow that, both in the whole and all its parts, it must of necessity contain and exhibit of goodness, wisdom, and power, worthy of its , and demanding the most diligent and devout scrutiny of that human being, for whose use and benefit it was originally created. It is surely high time, then, that we should recall our wandering thoughts from things without us, and which possibly have no tendency but to disturb, if not to corrupt us; that so we may be at more leisure to attend to things within us, by entering into ourselves, and exploring the deep and hidden wonders stored up in that treasure house of our own souls and bodies, which the doubtless intended, not only for our examination, but to yield us an ample supply both of comfort and of sanctity.

You have doubtless been struck occasionally with the fact, that there are motions in the different parts of your body, over which you have no control, such as are the motions of the cerebrum and cerebellum, of the heart and lungs, of the stomach and intestines, &c., which motions may be called involuntary motions. It cannot also have escaped your observation, that there are other motions over which you have control, such as are all those which proceed from the determinations of