The most famous quote associated with Mark Twain and obituaries is: “I have never wished a man dead, but I have read some obituaries with great pleasure.”
However, this is actually a frequent misattribution. The line originated with the famous American lawyer Clarence Darrow, who stated, “I have never killed anyone, but I have read some obituary notices with great satisfaction.” [1,
If you were looking for the actual quip Twain made about his own obituary, that stems from an 1897 incident where a false rumor of his passing reached the press. When a reporter asked him about it, Twain famously replied: “The report of my death was an exaggeration.” (This is also frequently misquoted as “Reports of my death have been greatly exaggerated.”)