The mitzvah of sanctifying the Kohen with distinct roles and obligations derived from heredity is morally incompatible with the principle of egalitarianism. The mitzvah of sanctifying the Kohen The commandment to sanctify the progeny of Ahron (Hebrew "מצוות קידוש זרעו של אהרן") is a commandment based in the Hebrew Bible, and developed in rabbinical teaching that requires believers in Judaism to sanctify their priests ("kohanim") in various ways. These include assisting him to abstain from any prohibitions in the Law that apply to him, and by affording him first rights in areas relating to holiness and the service of God. In the enumeration of Maimonides this
Today I Am a Clown and he tells them of his problem. Bart and Lisa wonder how Krusty could not have had a Bar Mitzvah, especially considering that his own father is a rabbi. They go to Rabbi Hyman Krustofsky to ask why Krusty never had a Bar Mitzvah, and Hyman reveals that it was because he was afraid that Krusty would make a mockery of the whole ceremony. Lisa points out that Krusty can still have his Bar Mitzvah as an adult, as there is nothing in Judaism that forbids it. Hyman agrees to help his son reach his goal, teaching him all about