2. whispering is good for others.

3. Quiet creates the beauty of harmony

Keep your voice down so that we can hear each other clearly!

Be polite and don't make noise.

6. Heart-to-heart communication requires quiet listening!

7. Your whispering is a respect for everyone!

8. Quiet and gentle.

9. Silence is a kind of beauty, the beauty of silence.

10. Quiet fantasy is an angel's dream.