Queen's Counsel; Queen's College. q.d., quasi dicat=As if he should say. q.e., quod est=Which is. q.e.d., quod erat demonstrandum=Which was to be demonstrated. q.e.f., quod erat faciendum=Which was to be done. q.e.i, quod erat inveniendum=Which was to be found out. q.l., quantum libet=As much as you please.

Q.E.F., quod erat faciendum, which was to be done.

And his foes the Deil attend 'em: For he has gotten his little triangle, Quod erat faciendum!