"It makes it feel worthwhile to have overcome all the challenges I have encountered so I can help others to dream and also fulfill their dreams."
Guilhermina describes the award of the Summer and Paralympics Games to the Rio de Janeiro as a "gift from god" which leaves her with the opportunity to go out on the ultimate high with "unforgettable moments" which could not be topped.
Her future after running is unclear, though when she was younger she had ambitions to go into the legal profession.
Fearing that her disability would lead to being discriminated against in such a profession, Guilhermina opted for a sporting life.
"I feel like I've accomplished all my fantasies and childhood dreams," she said.
"I had nothing, now I have everything."