Do not be scared by the word authority, 99 % of what you believe is on authority. (religion.blogs.cnn.com)
Within the common tradition, the answer lies in the derivation of the word authority itself. (firstthings.com)
The primitive community did indeed believe him to be the Messiah, but it did not ascribe to him a particular metaphysical nature which gave his words authority. (religion-online.org)