Hark to the tale of Nelson, and the boy he loved so dear/They remained the best of friends for years and years and years. — Martin, “Lemon Of Troy”
Young Martin’s rarely-spoken catchphrase “Excelsior!” also happens to be New York state’s catchphrase. Cue the state seal!
Yeah, that’s good. Anyway, the expression translates to “ever upward”, and has been used in various literary contexts that we might expect Martin to know. A poem by Henry Wadsworth Longfellow…
At break of day, as heavenward
The pious monks of Saint Bernard
Uttered the oft-repeated prayer,
A voice cried through the startled air,
Walt Freaking Whitman also put forth his own spin. And the South Park guys also, uh, borrowed it:
No more of that for a while, promise.