The author compares individuals like Paul Farmer (a physician that the author describes as making many sacrifices) with billionaire Paul Allen (who, Singer says, spent $200 million to build the Octopus — a 413 foot personal yacht that requires a crew of sixty).
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And yet in another level the text contains ethical and moral reflections pertaining universal questions of helping another human beings referring, among others, to sociologist Zygmunt Bauman and philosopher Peter Singer, especially his Practical Ethics and The Life You Can Save.