In "The Minor Adjustment Beauty Salon," Mr. J.L.B. Matekoni is skeptical about people's frequent assertions that God supports their viewpoints. His past experiences lead him to believe that such claims are often unfounded and lack substantial evidence. This skepticism reflects a broader critique of how individuals use divine endorsement to justify their beliefs and actions.

Mr. Matekoni's frown upon hearing the mention of God signifies his annoyance at the way faith is sometimes manipulated. He seems to recognize a pattern where people might invoke religion selectively to bolster their arguments, despite the lack of proof, pointing to the complexities of faith and conviction in human interactions.