The sense of hearing plays a critical role in human life, affecting man's psychological and social development and his acquisition of general and academic knowledge. And when Allah The Almighty deprives a certain human being from the sense of hearing, He equips this human being with additional capabilities far more greater than other humans with perfect and healthy senses.
The world of the deaf and dumb is indeed an obscure world, not known by many. And despite their presence among us, we often look down upon them and view their sign language as a source of fun. This often prompts the deaf and the deaf-mute to live in isolation from the society and until very recently families had tended to isolate their deaf-mute members out of embarrassment from their unusual condition.
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