Perhaps the dullest wit of all the Dickens characters?
Mr Sparkler, stimulated by Love to brilliancy, replied that for a particular walk, a man ought to have a particular pair of shoes; as, for example, shooting, shooting-shoes; cricket, cricket-shoes. Whereas, he believed that Henry Gowan had no particular pair of shoes.
'No speciality?' said Mr Dorrit.
This being a very long word for Mr Sparkler, and his mind being exhausted by his late effort, he replied, 'No thank you, I seldom take it.'