" Look,’ Taryn said. ‘I’m going to try this one more time. It’s like that thing in Star Trek. The Starfleet regulation that says the doctor can relieve the captain of his duties. The writers probably got it from the real-life navy. Anyway, human beings are the captain. The doctor is the trees and the grasses and the marshes, and the beasts of the field and birds of the air. We humans were declared unfit for command. "
― Elizabeth Knox , The Absolute Book