‘At least no one on the Gryffindor team had to buy their way in,’ Hermione said sharply. 'They got in on pure talent.’
The smug look on Malfoy’s face flickered.
'No one asked your opinion, you filthy little Mudblood,’ he spat.
Harry knew at once that Malfoy had said something really bad because there was an instant uproar at his words. Flint had to dive in front of Malfoy to stop Fred and George jumping on him, Alicia shrieked,'How dare you!’ and Ron plunged his hand into his robes, pulled out his wand, yelling, 'You’ll pay for that one, Malfoy!’ and pointed it furiously under Flint’s arm at Malfoy’s face.
Harry Potter and the Chamber of Secrets by J.K. Rowling