In affluent countries, there are charities that provide blind people with guide dogs. A good cause, right? Yes, it’s good to provide people who cannot see with a trained dog to help them get around, but it isn’t cheap. In the United States, to “breed, raise, train, and match” a dog costs about $50,000.[clxxi] Now if it is good to provide a blind person with a guide dog, it’s even better to prevent someone becoming blind in the first place, isn’t it? To restore sight to a blind person is also better than providing that person with a guide dog—just ask someone who is blind whether they would
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