silenceisgolden
- Adage for a librarian
- A proverb that contradict
- "Zip your lip!"
- Proverb espousing the virtue of staying quiet, and a hint to a word spelled out by six letters in this puzzle
- Polite words for shut up
- Mob's maxim
- Library motto?
- Librarian's line, perhaps
- Apt adage for this puzzle
- "The less said the better"