If you read mail with Rmail, set the variable
For Gnus, set
message-yank-prefix. For VM, set
vm-included-text-prefix. For mh-e, set
For fancier control of citations, use Supercite (see the Supercite Manual in The Supercite Manual).
To prevent Emacs from including various headers of the replied-to
message, set the value of
mail-yank-ignored-headers to an