leading materials of which the Talmud consists. Samuel laid down a rule which, based on an utterance of the prophet Jeremiah, enabled Jews to live and serve in non-Jewish countries. “The law of the land is law,” said Samuel. But he lived in the realms of the stars as well as in the streets of his city. Samuel was an astronomer, and he is reported to have boasted with truth, that “he was as familiar with the paths of the stars as with the streets of Nehardea.” He arranged the Jewish Calendar, his work in this direction being perfected by Hillet II in the fourth century. Like Simlai, Rab and Samuel had heathen and Christian friends. Origen and Jerome read the Scriptures under the guidance of Jews. The heathen philosopher Porphyry wrote a commentary on the Book of Daniel. So, too, Abbahu, who lived in Palestine a little later on, frequented the society of cultivated Romans, and had his family taught Greek. Abbahu
