The lengthy voyage of the stolen ship has been described as "a microcosm of imperialist society, directed by greedy but incompetent whites, the labour supplied by long-suffering natives who fulfil their duties without orders and are true to the missionary faith which the Europeans make no pretence of respecting".[1]
The strange and memorable character of Attwater, ruthlessly violent while talking always of Jesus' forgiveness, who alternately repels and fascinates the other characters, reflects Stevenson's own conflicted feelings about Christianity.[1]