Including at home, "where we have our difficult adult children."

"Judging from these new tools, our daughter is going to be a very difficult child."

Occasionally, a parent simply wants to be done with a difficult child.

As a result, he was sent to a school for "difficult children".

The schools tend to keep out the more difficult children and have therefore increased social segregation.

He was a rather difficult child, but one couldn't help liking him.

I am not some troublesome mother who has come to talk about her difficult child.

He said parents were not solely to blame for their difficult children.

Or that in the nightmare case, a difficult child can be taken away.

But it's like dealing with difficult children: you've got to be firm.