but what exactly those four letters (S, P, Q, and R) stand for in Latin is a little less clear. My take is that SPQR stands for the first letters of the following words with "-que" added as the third:
116 What on earth does he mean by some of his inferences?1829Scott Anne of G. xii, Thinking what in the universe it could be made of.1836[see hell n. 9].1897S. Crane Third Violet xv. 101 What the mischief have I done?Ibid. xvi. 105, I wonder what in blue thunder you mean....
He tweeted a message in Latin HERE: Pax vobiscum omnibus! Haec prima salutatio est Christi, Boni Pastoris, post Resurrectionem. Ipse salutatio haec velim cor vestrum ingrediatur et familias vestra omnesque homines, ubicumque sint, cunctosque populos et universum terrarum orbem attingat. Peace...