A man acts on what he believes the facts are, not on the facts. He lives or dies by what the facts are. Now sometimes you don't have time to correct a man's beliefs, yet he must act correctly.... The aging little psychologist looked down at the captain's insignia on his sleeve and scowled. "I know it's a lousy, fouled-up situation, commander," he said with evident irony. "You speak of discipline. Well, it's bad enough here on Mars, where a junior officer like you feels free to argue with a full