How does Marie's farm-girl background contribute to her actions in this novel?

Is the shooting up of Chairman Mao's sarcophagus gratuitous violence or does it serve a greater purpose in the novel?

Is Catherine Staples' murder gratuitous violence, or does it serve a greater purpose in the novel?

Why is Webb/Bourne forbidden to visit Macau - and why does he disobey?

Should people of conscience such as McAllister be held back professionally for their convictions?

What role does Carlos the Jackal play in this novel?

How does Paris figure in the novel?

Does the end justify the means in this novel? Is this philosophy a justifiable rationalization for the actions of such agencies as the CIA and M16?