what a heart is for
"You know, you could use your words, A. 'Stead of smackin' me on the head, all the time."
Well. Far be it from A to refuse to learn anything, to adapt to others' needs and change.
Theirs were two different types of volubility: Matthew's free-flowing and ever so human, A's clipped and keen. For all the prim and effortless turns of phrase that A possessed, A would never know how to speak so truly from the heart, as Matthew did.
That was why it was easier to express frustration nonverbally. And why A fought with a blade, instead of fists.