civilization. It begins with Greece and attempts to indicate the chief phases. It is the merest introduction to a vast and intricate subject, which, treated adequately, would involve not only the history of religion, of the Churches, of heresies, of persecution, but also the history of philosophy, of the natural sciences and of political theories. From the sixteenth century to the French Revolution nearly all important historical events bore in some way on the struggle for freedom of thought. It would require a lifetime to calculate, and many books to describe, all the directions and interactions of the intellectual and social forces which, since the fall of ancient civilization, have hindered and helped the emancipation of reason. All one can do, all one could do even in a much bigger volume than this, is to indicate the general course of the struggle and dwell on some particular aspects which the writer may happen to have specially studied.
CHAPTER II
REASON FREE
(GREECE AND ROME)
When we are asked to specify the debt which civilization owes to the Greeks, their
