Revert "Add Mark 3"

This reverts commit 7f0adf75.

MarkTwain.txt

 Buy land. They've stopped making it.
 
-Only kings, presidents, editors, and people with tapeworms have the right
+Only knigs, presidents, editors, and people with tapeworms have the right
 to use the editorial "we".
 
 Clothes make the man. Naked people have little or no influence on society.