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Adults Quote by Peter Singer

“So far as this argument is concerned nonhuman animals and infants and retarded humans are in the same category; and if we use this argument to justify experiments on nonhuman animals we have to ask ourselves whether we are also prepared to allow experiments on human infants and retarded adults…” quote by Peter Singer
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“So far as this argument is concerned nonhuman animals and infants and retarded humans are in the same category; and if we use this argument to justify experiments on nonhuman animals we have to ask ourselves whether we are also prepared to allow experiments on human infants and retarded adults; and if we make a distinction between animals and these humans, on what basis can we do it, other than a bare-faced - and morally indefensible - preference for members of our own species?”

Peter Singer

About This Quote

Source Essay: Animal Rights and Ethics, 1990

If we justify animal experiments, we must confront similar treatment of infants and disabled humans, exposing speciesist bias.

In simple terms: Ethical inconsistency arises from species bias.

Key Takeaway

Challenge speciesist assumptions in ethics.

Themes

ethics animal rights human rights speciesism morality

Mood

thoughtful serious provocative

Type

argument philosophy ethics

When to use this quote

  • research ethics boards
  • policy debates
  • public discourse

Key Concepts

philosophical argument bioethics human dignity

Questions to Reflect On

  • What criteria should guide ethical research?
  • Can speciesism ever be justified?
A Different Perspective

Balancing scientific progress with moral equality is complex.

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