Instead of the firm ancient law,23 man had henceforth to decide for himself, with a free heart, what is good and what is evil,
But this was not something that Jesus did and his followers "corrected." St. Paul's letters in the New Testament are essentially one long argument that the old Jewish Law no longer binds us and that our faith is of the heart and free. If this was Jesus' teaching then Paul certainly carried it on, and it's Paul's form of Christianity, rather than others that wished to keep Jewish law, that survived and became the Christian religion we've known since.