hadith
8287
۞
Imam Ali (AS) said, The heart of a fool is in his mouth and the tongue of the intelligent one is in his heart.
الإمامُ عليٌّ (عَلَيهِ الّسَلامُ) : قَلْبُ الأحْمَقِ في فِيهِ وَ لِسانُ العاقِلِ فِي قَلْبِهِ