Chapter II: Book I: A threefold division of Philosophy, 104. Natural Philosophy

what is Nature? 105. Difference between a principle and an element?
106. What are principles? 106. Opinions of Thales, Anaximander,
Anaxagoras, Pythagoras, Heraclitus, Epicurus, Empedocles, Socrates,
Plato, Aristotle, Zeno, and others, concerning the origin of
things, 107-113. How was the world brought into its present order
and condition? 113. Whether the universe is one? 114. Whence the
knowledge of a Deity? 115. Different orders and classes of Deities,
117. What is God? is he perfect? is he eternal? does he interfere
with human affairs? Opinions of Pythagoras, of Socrates, Aristotle,
Epicurus, 118-122. Of geniuses and heroes, 122. Of matter: different
opinions, 123. Of ideas, 123. Of causes, 123. Of bodies, 124. Of
least things in nature, 125. Of figures, 125. Of colors, 125. Of the
division of bodies, 126. Of the mixture of the elements, 126. Of
a vacuum, 126. Of place, 127. Of space, 127. Of time, 127. Of the
essence and nature of time, 128. Of motion, 128. Of generation and
corruption, 128. Of necessity, 129. Of the nature of necessity, 129.
Of destiny or fate, 130. Of the nature of fate, 130. Of fortune, 131.
Of nature, 131.