It was not axiomatic among the Tannaim and Amoraim, whose sayings and statements are found in the Talmud, that dreams were necessarily prophetic, although they accepted the prophetic meanings of the dreams of the Hebrew patriarchs found in the Bible. The dreams of ordinary persons might be interpreted non-prophetically, occasionally quite psychoanalytically. R. Chisda Ber declares that 'an uninterpreted dream is an unwritten letter'. Cohen cites a number of dream interpretations given