No! i have an uneven smile and i never had a stroke.
Such a person is often described as serious, stoic, or reserved.
The King Never Smiles was created in 2006.
The word for a person who hardly smiles is "stoic" or "unsmiling."
innate ability
A Narcissist.
Congress
A person who hardly ever smiles and starts with "Sur" could be a "surly" individual.
a pacifist
I guess you can call that person an athlete.
A person who repairs pipes would be a plumber. I have never heard of any person who specifically repairs tape.
A lifelong learner or autodidact.