Joke Collection Website - Bulletin headlines - What do the slogans prohibiting loud noises say?

What do the slogans prohibiting loud noises say?

1. Silence is better than sound at this time. Be careful to lose your voice if you speak loudly.

2. Knowledge cannot withstand interruption, please keep quiet.

3. I hate loud people who have no technical content at all.

4. Your soft words show respect for everyone.

5. Tranquility creates harmonious beauty.

6. There is no love in the flowing water, so I advise you to leave the building quiet.

7. Please don’t make noise, keep quiet!

8. Please do not raise your voice or startle the readers.

9. Quiet, gentle and elegant.