Authors:

The great quality of Dulness is to be unalterably contented with itself.

William Makepeace Thackeray (1857). “Miscellanies: Prose and Verse. ¬The Fitz-Boodle papers. Men's wives. A shabby genteel story. The history of Samuel Titmarsh and the great Hoggarty diamond”, p.87
The great quality of Dulness is to be unalterably contented with itself.