To the President,

is,

"Mr. President, I have the honor to present Mrs. Jones, of
Chicago."

To a Cardinal,

is,

"Your Eminence, may I present Mrs. Jones?"

To a King:

Much formality of presenting names on lists is gone through beforehand; at
the actual presentation an "accepted" name is repeated from functionary to
equerry and nothing is said to the King or Queen except: "Mrs. Jones."

But a Foreign Ambassador is presented, "Mr. Ambassador, may I present you
to Mrs. Jones."

Very few people in polite society are introduced by their formal titles. A
hostess says, "Mrs. Jones, may I present the Duke of Overthere?" or "Lord
Blank?"; never "his Grace" or "his Lordship." The Honorable is merely Mr.
Lordson, or Mr. Holdoffice. A doctor, a judge, a bishop, are addressed and
introduced by their titles. The clergy are usually Mister unless they
formally hold the title of Doctor, or Dean, or Canon. A Catholic priest is
"Father Kelly." A senator is always introduced as Senator, whether he is
still in office or not. But the President of the United States, once he is