To the ceremonial aspects of Jewish religion Jesus was either indifferent or hostile; the thought of the prophets was the spiritual food that he assimilated in his own process of growth. With them he linked his points of view, the convictions which he regarded as axiomatic.... The real meaning of his life and the real direction of his purposes can be understood only in that historical connection.

p. 3 - Christianity and the Social Crisis (1907) - Ch.1 The Historical Roots of Christianity the Hebrew Prophets