The Makers and Teachers of Judaism by Charles Foster Kent

"The period represented by this volume is in many ways the most complex and confusing in Israel's history. The record is not that of the life of a nation but of the scattered remnants of a race. It was inevitable that under the influence of their varied environment, the survivors of the Jewish race should develop very different beliefs and characteristics. The result is that many different currents of thought and shades of belief
are reflected in the literature of this period; some of it is dross, but much of it is purest gold. While the period following the destruction of Jerusalem was a reflective and a retrospective age in which the teaching of the earlier priests and prophets gained wide acceptance, it was also a creative era. Fully half of the literature of the Old Testament and all of the important writings of the Apocrypha come from these tragic five centuries..."