Sed me Parnasi deserta per ardua dulcis
Raptat amor; juvat ire jugis, qua nulla priorum
Castaliam molli devertitur orbita clivo.
But the commanding Muse my chariot guides,
Which o'er the dubious cliff securely rides;
And pleas'd I am, no beaten road to take,
But first the way to new discov'ries make.
Book III, lines 291-293 (translated by John Dryden).