If there's one thing I learned in school, it's this:
Use 18 point Geneva, and you'll get credit for a full page (or, in this case, a full back piece?)
In seriousness, though, your best bet is to ask for good places to find interesting/unique/appealing typefaces in general, rather than a specific face for a specific tattoo – which is actually going to depend a lot on size, skin tone, and the skill of your artist.
A few places I'd advise looking at:
And, of course, reading good graphic design and font-focused blogs/sites until you start to really get a feel for how something like a ligature might resonate with the quote you've chosen.