D'Alembert was always, since that time, an agreeable, estimable little man to Friedrich.

Age now about forty-six; has lately refused the fine Russian post of "Tutor to the Czarowitsh" (Czarowitsh Paul, poor little Boy of eight or nine, whom we, or Herr Busching for us, saw galloping about, not long since, "in his dressing-gown," under Panin's Tutorage); refuses now, in a delicate gradual manner, the fine Prussian post of Perpetual President, or Successor to Maupertuis;--definitely preferring his frugal pensions at Paris, and garret all his own there.

Continues, especially after this two months' visit of 1763, one of the King's chief correspondents for the next twenty years.

["29th October, 1783," D'Alembert died: "born 16th November, 1717;"-- a Foundling, as is well known; "Mother a Sister of Cardinal Tencin's; Father," accidental, "an Officer in the Artillery."] A man of much clear intellect; a thought SHRIEKY in his ways sometimes; but always prudent, rational, polite, and loyally recognizing Friedrich as a precious article in this world.

Here is a word of D'Alembert's to Madame du Deffand, at Paris, some ten or twelve days after the Cleve meeting, and the third day after his arrival here:-- "POTSDAM, 25th JUNE, 1763.