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The reasons for legal intervention in favour of children apply not less strongly to the case of those unfortunate slaves and victims of the most brutal part of mankind - the lower animals.

John Stuart Mill, Stephen Nathanson (1875). “Principles of Political Economy (Abridged): With Some of Their Applications to Social Philosophy”, p.291, Hackett Publishing
The reasons for legal intervention in favour of children apply not less strongly to the case of those unfortunate slaves and victims of the most brutal part of mankind - the lower animals.