Self-possession is one of the signs of a well bred man.

Hendrickson is not well bred.
Any one who has been at all in society, can perceive this at a glance.

Did you notice how he played with his watch chain; crossed his legs in sitting; took out his pencil case, and moved the slide noisily backwards and forwards; ran his fingers through his hair; exhibited his pocket-handkerchief half-a-dozen times in as many minutes, and went through sundry other performances of which no well bred man is guilty?
I marvel, that a young lady of your refinement can offer a word of apology for such things.

I see in it only kindness of heart; and this shall be your excuse." So gaily were the closing sentences uttered; yet with so manifest a regard softening the final words, that Miss Loring's rising anger against the young man, went down and was extinguished in a pleasing consciousness of being an object of marked favor by one whose external attractions, at least, were of the highest order.
"But the subject is not agreeable to either of us, Miss Loring," said Dexter in a voice pitched to a lower tone, and with a softer modulation.

"I did not expect to find a visitor here at so early an hour; and I fear that I have permitted myself to experience just a shade of annoyance.