One thing we have seen out of this Arizona Cardinals team is they truly embrace those that doubt them. Carson Palmer had been castoff from the Oakland Raiders.
Bruce Arians has been fired more times than most people will be in a lifetime.
David Johnson had to go to Northern Iowa.
Maybe no one embodies the Arizona Cardinals desire to prove people wrong than John Brown, the small school wide receiver who is still having to answer questions about whether he can be "the man" at wide receiver.
Well, Brown had a message for those doubters via his Instagram:
Based on his first two years, I would never doubt what Brown could become in the NFL.