Quoting Others In Philosopher's Stone

"Whatever house I'm in, I hope she's not in it," - Ron Weasley

"I thought you weren't speaking to us?" said Harry.
"Yes, don't stop now," said Ron, "it's doing us so much good."

"It's no wonder no one can stand her," [Ron said,] "she's a nightmare, honestly."

"She must've noticed she's got no friends." - Ron Weasley

"Good of her to get us out of trouble like that." - Ron Weasley