Challenge: cold
Word Count: 100
"Gryffindors are stupid," muttered the girl. "They're hateful and mean and - "
" - frequently in positions of power," interrupted Severus. "If one truly wishes to advance in our society, one must learn to tolerate all the houses, not merely the natural allies."
Albus, who had drifted up, Fawkes drowsing on his shoulder, raised an eyebrow at that. Severus managed a stiff nod before continuing. "I work closely with the Headmaster, who served as Head of Gryffindor."
"House rivalries will seem trivial when one has left school," murmured Albus. "I am certain you will all get along quite splendidly."