180.
When thou utterest not a word thou hast laid thy hand upon it; when thou hast uttered it, it hath laid its hand on thee.
Sa’dī.
181.
To the tongue which bringeth thee words without reason, the answer that best beseemeth thee is—silence.
Nizāmī.
182.
The man who talketh much and never acteth will not be held in reputation by anyone.
Firdausī.