what is the difference between oral torah and written torah?
According to Rabbinic Judaism, the Oral Torah or Oral Law (Hebrew: תורה שבעל פה‎, Torah she-be-`al peh, lit. "Torah that is on the mouth") represents those laws, statutes, and legal interpretations that were not recorded in the Five Books of Moses, the "Written Torah" (Hebrew: תורה שבכתב‎, Torah she-bi-khtav, lit.