Credentials are like potential energy, the compliments of a name on paper, in documents, word of mouth, but faith is like kinetic energy, the motion and the force that which is witnessed. Hence in the end it is the faith rather than the credentials that really takes you places.
What is hard work? It takes strength, energy, and stress to truly care about others enough to place oneself last, but it is easy to wrap oneself up and selfishly scramble on the heads of others.
When a man has a gift in speaking the truth, brute aggression is no longer his security blanket for approval. He, on the contrary, spends most of his energy trying to tone it down because his very nature is already offensive enough.