Read this passage and open each verse for the full verse feed and commentary tools.
17But if you call yourself a Jew and rely upon the Law and boast in God, 18and know His will and distinguish the things that matter, being instructed from the Law, 19and are confident that you yourself are a guide to people who are blind, a light to those in darkness, 20a corrector of the foolish, a teacher of the immature, possessing in the Law the embodiment of knowledge and of the truth—