Three is a Waltz is the third pamphlet in the Purloin Like a Poet series.
They state that everybody has at least one book in them, and that is where it should probably stay. But let me say: wait, it's not too late for the opsipoeth in you to shine through.
As Giles Lytton Strachey said (and this may be the only thing that he is remembered for, at least on the internet - this, and his splendid russet beard, as painted by some other almost-forgotten artist):
"It is probably always disastrous not to be a poet."