I like to have a martini,
Two at the very most.
After three I'm under the table,
After four I'm under my host.
Notes from Wikiquote
The Harlequin, Volume 2, 1959, University of Virginia (page 15) | “Martini Madness: Dorothy Parker didn’t write the famous quatrain about martinis that’s always attributed to her.”, Troy Patterson, Slate, April 8, 2013
Variants
of:
I wish I could drink like a lady.
"Two or three," at the most.
But two, and I'm under the table—
And three, I'm under the host.