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 1 2|      which are smooth have the natural property of shining in darkness,
 2 3|     must suppose that the same natural substance which, externally,
 3 3|      in the case of these that natural mixture exhibits itself
 4 4| modification of Touch.~Now the natural substance water per se tends
 5 4|   earth. Hence many of the old natural philosophers assert that
 6 4|   affected by Fire, which as a natural substance, is dry. Heat
 7 4|    absolutely as such, have no natural power to affect, or be affected
 8 4|     Democritus and most of the natural philosophers who treat of
 9 4|   place in connection with the natural history of Plants.~
10 5|       follow that Odour is the natural substance consisting of
11 5|      participate freely in the natural substance air; because when
12 7|       follows: assuming, as is natural, that of two [simultaneous]