He did not believe that sober reasoning would convince his friend, and gaiety, he thought, was useful to take away the solemnities which, in a mind like Wieland's, an accident of this kind was calculated to produce.
Pleyel proposed to go in search of the letter.

He went and speedily returned, bearing it in his hand.

He had found it open on the pedestal; and neither voice nor visage had risen to impede his design.
Catharine was endowed with an uncommon portion of good sense; but her mind was accessible, on this quarter, to wonder and panic.

That her voice should be thus inexplicably and unwarrantably assumed, was a source of no small disquietude.

She admitted the plausibility of the arguments by which Pleyel endeavoured to prove, that this was no more than an auricular deception; but this conviction was sure to be shaken, when she turned her eyes upon her husband, and perceived that Pleyel's logic was far from having produced the same effect upon him.
As to myself, my attention was engaged by this occurrence.