5 October 2016 Last updated at 20:02 BST
Sean Lynch said he misses seeing his family smile and seeing their happiness.
Mr Lynch, who suffers from mental health issues, inflicted "extreme and shocking" harm to himself over a period of three days at Maghaberry prison.
He used his fingers and thumbs to damage his eyes, and claimed to have used a piece of broken glass to injure his groin.
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A man who blinded himself while an inmate at a high-security jail has spoken about how his life has changed.