Statement that seems to contradict itself or common sense, but which, on reflection, reveals a truth.
In The Master and Margarita
Forgive me, I cannot believe [...], it is not possible. Manuscripts do not burn.
"Manuscripts do not burn" contradicts what everyone knows, that paper burns, and the Master himself has just said he burned his own. Woland's denial reveals a truth: what was truly written survives the attempt to destroy it.