It would be interesting to hear them having a private conversation.

They never talk a word before us.
But they always agree, and they heartily agree on Nancy Ellen's man, that is plainly to be seen." "It will make a very difficult winter for you, Katherine," said Agatha.
"When Nancy Ellen becomes interested in dresses and table linen and bedding she will want to sew all the time, and leave the cooking and dishes for you as well as your schoolwork." Kate turned toward Agatha in surprise.

"But I won't be there! I told you I had taken a school." "You taken a school!" shouted Adam.

"Why, didn't they tell you that Father has signed up for the home school for you ?" "Good Heavens!" said Kate.

"What will be to pay now ?" "Did you contract for another school ?" cried Adam.
"I surely did," said Kate slowly.