Chapter IV: The Mutual Relations of Thought, Feeling, and Will in Evolution

Hume on Reason and Passion--The constant connection of Thought
with Feeling, and with Feeling as pleasure or pain--The question
as to whether Thought or Feeling is primary--Application of
answer to previous considerations on the diffusion of
Consciousness in Nature--The relation of the concepts of the
Pleasurable and Painful to the concept of "End"--Will as a
constant accompaniment of Consciousness--Absurdities to which
the division of Consciousness into distinct faculties leads--Law
of the growth of functional tendency and of pleasure in
function--The New as a disturber of equilibrium--The pleasure
involved in the overcoming of obstacles--The equilibrium of
function as Health--Connection of the pleasure of food-taking
with Health--Criticism of Rolph's principle of the Insatiability
of Life--Further criticism of Rolph on the Darwinian theory of
Growth--The cooerdinate progress of physiological adaptation with
the advancement of knowledge, and with the variation of Feeling
and Will--The pleasure of the strongest motive as relative, not
absolute--The character of the End in view--The pleasure of
anticipation and the pleasure of the event--Criticism of
Sidgwick on Hedonism--Criticism of Rolph's theory of Want as
universal motive--Suicide--Rest--The diminution of pain with
lapse of time as adaptation--Pleasure in pain as pleasure in
function--The relation of Health to Happiness--The theory of the
absolute Freedom of Feeling--The concepts of Cause and Effect as
applied to the evolution of Thought, Feeling, and
Will--Application of conclusions to the Teleological Argument 360-382