But it must not be forgotten that Comte wrote his Positivist Philosophy long before the years 1856-1862, which, as stated above, suddenly widened the horizon of science and the world-concept of every educated man. The works which appeared in these five or six years have wrought so complete a change in the views on nature, on life in general, and on the life of human societies, that it has no parallel in the whole history of science for the past two thousand years. That which had been but vaguely understood--sometimes only guessed at by the encyclopædists, and that which the best minds in the first half of the nineteenth century had so much difficulty in explaining, appeared now in the full armor of science; and it presented itself so thoroughly investigated through the inductive-deductive method that every other method was at once adjudged imperfect, false and--unnecessary. Let us, then, dwell a little longer upon the results obtaine...