“Mad”
The “mad-man” may be the best-man for the job.
“At this point Festus interrupted Paul’s defense. “You are out of your mind, Paul!” he shouted. “Your great learning is driving you insane (mad).”
“I am not insane, most excellent Festus,” Paul replied. “What I am saying is true and reasonable.” (Acts 26: 24 – 25)