Ключевые слова: aid, assistance, assistant, assisting, blind, blindness, caring, companion, disability, disabled, dog, everyday, eyesight, friend, friendship, give, gratitude, guidance, guide, handicapped, harness, help, helper, helping, impaired, impairment, independence, man, old, outdoors, park, pensioner, person, pets, relaxing, rest, resting, retriever, safety, see, senior, sense, sight, street, stroke, stroking, trained, vision, visual, woman,