oraneous Distribution._

_Evidences of a slowly declining Temperature, and, therefore, of a long
Time.--The Process of Events by Catastrophe and by Law.--Analogy of
Individual and Race Development.--Both are determined by unchangeable
Law._

_Conclusion that the Plan of the Universe indicates a Multiplicity of
Worlds in infinite Space, and a Succession of Worlds in infinite Time._

CHAPTER X.

THE EUROPEAN AGE OF REASON--(_Continued_).

THE NATURE AND RELATIONS OF MAN.

_Position of Man according to the Heliocentric and Geocentric Theories._

OF ANIMAL LIFE.--_The transitory Nature of living Forms.--Relations of
Plants and Animals.--Animals are Aggregates of Matter expending Force
originally derived from the Sun._

THE ORGANIC SERIES.--_Man a Member of it.--His Position determined by
Anatomical and Physiological Investigation of his Nervous System.--Its
triple Form: Automatic, Instinctive, Intellectual._

_The same progressive Development is seen in individual Man, in the
entire animal Series, and in the Life of the Globe.--They are all under
the Control of an eternal, universal, irresistible Law._

_The Aim of Nature is intellectual Development, and human Institutions
must conform thereto._

_Summary of the Investigation of the Position of Man.--Production of
Inorganic and Organic Forms by the Sun.--Nature of Animals and their
Series.--Analogies and Differences between them and Man.--The Soul.--The
World._

CHAPTER XI.

THE EUROPEAN AGE OF REASON--(_Continued_).

THE UNION OF SCIENCE AND INDUSTRY.

_European Progress in the Acquisition of exact Knowledge.--Its
Resemblance to that of Greece._

_Discoveries respecting the Air.--Its mechanical and chemical
Properties.--Its Relation to Animals and Plants.--The Winds.
--Meteorology.--Sounds.--Acoustic Phenomena._

_Discoveries respecting the Ocean.--Physical and chemical
Phenomena.--Tides and Currents.--Clouds.--Decomposition of Water._

_Discoveries respecting other material Substances.--Progress of
Chemistry._

_Discoveries respecting Electricity, Magnetism, Light, Heat._

_Mechanical Philosophy and Inventions.--Physical Instruments.--The
Result illustrated by the Cotton Manufacture.--Steam-engine.
--Bleaching.--Canals.--Railways.--Improvements in the Construction
of Machinery.--Social Changes produced.--Its Effect on intellectual
Activity._

_The scientific Contributions of various Nations, and especially of
Italy._

CHAPTER XII.

C