Revival of the Hebrew language well-recognized sources, chiefly the Tanakh (especially those portions used liturgically like the Torah, Haftarot, Megilot, and the Book of Psalms) and the Mishnah. Apart from these, Hebrew was known through hymns, prayers, midrashim, and the like. During the Middle Ages, Hebrew continued in use as a written language in Rabbinical literature, including in judgments of Halakha, Responsa, and books of meditation. In most cases, certainly in the base of Hebrew's revival, 18th- and 19th-century Europe, the use of Hebrew was not at all natural, but heavy in flowery language and quotations, non-grammatical forms, and mixing-in of other languages, especially Aramaic.
Revival of the Hebrew language for the Herzliya Hebrew Gymnasium, a continuation of the first Hebrew high school established by the Matman-Cohen's, was built in the city that same year. The pinnacle of Hebrew's development during this period came in 1913, in the so-called "War of the Languages:" The Company for Aiding German Jews, then planning the establishment of a school for engineers (first known as the Technikum and for which construction had begun in 1912), insisted that German should be its language of instruction, arguing among other things that German possessed an extensive scientific and technical vocabulary while a parallel vocabulary drawn from Hebrew