2207. Wherefore did Sarah laugh? That this signifies the thought of rational truth from its affection, is evident from the signification of “laughing,” or of “laughter,” as being the affection which is of truth (spoken of above, n. 2072); and from the representation of Sarah as being rational truth (concerning which several times before in this chapter). This interrogation involves that the Lord perceived that in His rational there was still what was human.