Happiness in Judaism name "Hasidim" was coined, one of the names used to refer to the followers of the new movement was "di freilicha" (), “the happy ones.” The founder of Hasidism, Rabbi Yisroel Baal Shem Tov (1698–1760) is quoted as saying "In the eyes of the Hasidim, joy is considered a biblical commandment, a mitzvah." The Hasidic Rebbe, Rabbi Nachman of Breslov (1772–1810) would often say "It is a great mitzvah (commandment) to live in the state of happiness" ("mitzvah gedolah lihiyot b'simcha tamid", ). And Rabbi Aharon of Karlin (I), one of the early Hasidic masters, reportedly said, "There is no
Bar and Bat Mitzvah the halakha; and the capacity to testify as a witness in a Beth Din (Rabbinical court) case. Many congregations require pre–bar mitzvah children to attend a minimum number of Shabbat prayer services at the synagogue, study at a Hebrew school, take on a charity or community service project, and maintain membership in good standing with the synagogue. In addition to study and preparation offered through the synagogue and Hebrew schools, bar mitzvah tutors may be hired to prepare the child through the study of Hebrew, Torah cantillation and basic Jewish concepts. According to Rabbi Mark Washofsky, "The Reform Movement in