This Is A New Release Of The Original 1909 Edition.

I. Character of scientific knowledge -- motives -- II. Principles -- the two fundamental methods -- III. Positivism -- IV. Scientific analogy -- V. Criteria of truth -- VI. Matter -- quantity -- VII. Energy -- dynamism -- VIII. Mechanism -- IX. Law -- values -- X. Evolution -- XI. Postulates -- XII. Rationality of the world -- XIII. The external world.