Erasmi Roterodami Civilitas morum in succinctas quaestiones digesta, ac per Reinhardum Hadamarium locupletata

By no means: For the former is the way of bagpipers, and especially of those whom the proverb kompsomaximos a dandy or vain person celebrates: the latter is for those who are despondent, or those choosing a tree for hanging.

XXI.
What manner of mouth habit shall there be? It should not be pressed, it should not gape, it should not be stretched, but should be joined with the lips kissing one another gently.

XXII.
Who are accustomed to stretch their lips and make a sort of "pooch"? Adult grandees, walking through the middle of the crowd, who think everything is becoming for them.

XXIII.
What decorum is to be observed in yawning? If it is not possible to turn away or withdraw, the mouth should be covered with a handkerchief or the palm, and signed with the image of the cross.

XXIIII.
Why, when one yawns, does another yawn as well, so that a proverb has been born from it? Because as nature has a certain consensus of similarities, so it has of affections.

XXV.