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The chemical motions are distinguished by their being generally attended with an
evident decomposition or new combination of the active materials. 3d. The third
class includes all the motions of the animal and vegetable world; as well those ...
... gravitating motions there mentioned as they are exerted with equal facility in all
directions, and they differ from the chemical class of motions, because no
apparent decompositions or new combinations are produced in the moving
ness, which, like the former, cannot be owing to irritation, as the irritating material
is withdrawn. It may be objected, that, when the petals and calyxes of flowers,
and the leaves of some vegetables, close in the night, this may be their natural ...
Some philosophers have divided all created beings into material and immaterial:
the former including all that part of being, which obeys the mechanic laws of
a&tion and reaction, but which can begin no motion of itself; the other is the
cause of ...
Thus if the idea of the sweetness of sugar should be excited in our dreams, the
whiteness and hardness of it occur at the same time by association; and we
believe a material lump of sugar present before us. But if, in our waking hours,
the idea ...
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LibraryThing ReviewUser Review - Devil_llama - LibraryThing
Written by the grandfather of Charles Darwin, this book is a masterful treatise on the medical disorders and how to treat them. Primarily of interest to people who are interested in the period ... Read full review