 Why did Moynihan shoot Stanley?
Without looking up, he said: "Have you spotted him?" The revolution is scheduled to break during the Festival of the Rains. If it does, the Terrestrials here will be massacred. Jaro Moynahan wiped the sweat from his forehead with a fine duraweb handkerchief. "There is one man; he is the leader, the very soul of the revolution. Jaro Moynahan refilled their empty glasses. The girl started, glanced at the pianist, said with a shiver: "We can't locate Karfial Hodes. Jaro Moynahan slipped sideways from the table. Jaro Moynahan sat quietly back down and poured himself another glass of Latonka. Peet controlled the Latonka trade for which there was a tremendous demand throughout the Universe.
 Stanley tried to poison him.
 It was an accident.  Stanley tried to poison him.  Stanley was protecting Albert Peet.  He was hired to shoot Stanley.