At every party there are two kinds of people — those who want to go home and those who don’t. The trouble is, they are usually married to each other.

Ann Landers (1918-2002) American advice columnist [pseud. for Eppie Lederer]

“Ask Ann Landers,” syndicated column (1991-06-19)
    (Source)

Where a source for this is cited, it is at the above date and in International Herald Tribune, presumably as part of her syndicated column. The quotation is included in a rotating sidebar element at Landers' website, but cannot be found in search on the site.