Aristotle did<span> not believe in the </span>atomic theory<span> and he taught so otherwise. He thought that all materials on Earth were not made of </span>atoms<span>, but of the four elements, Earth, Fire, Water, and Air. He believed all substances were made of small amounts of these four elements of matter.</span>
During the French Revolution,Jean-Jacques Rousseau was write of the Age of Enlightenment , and he wrote about Liberte (liberty ),Egalite (equality) and Fraternite (fraternity).
