Classicly

Skip and Bull looked guiltily at one another. Stevens went on. "Your bantering may have been amusing to the crew for a few days out of Terra. But now they're sensitive about it, and your panning the ship is making the men nervous. Both of you know a nervous crew is nothing to have on a ship operating within the atmosphere of the sun. Even a subconscious suspicion of the worth of the Cerebus III might cause some technician to make a mistake or hesitate long enough to send everyone to his death.