Related:

• Librarians do it by the book.
• LIBRARIANS do it in the stacks.
• Librarians do it on the shelfs.
• Librarians do it silently.
• There are four kinds of people: those who sit quietly and do nothing, those who talk about sitting quietly and doing nothing, those who do things, and those who talk about doing things.
• Are you going to come quietly, or do I have to use earplugs? -- from The Goon Show
• If you go out of your mind, do it quietly, so as not to disturb those around you.
• A seedy-looking individual with a large bag just wandered through the room.
  On the way, he quietly abstracted all valuables from the room and from your possession, mumbling something about, "Do unto others before....
• They that govern most make the least noise. You see
  when they row in a barge, they do that drudgery work, slash and puff, and sweat, but he that governs sits quietly at the stern, and is scarce seen to stir....