W isdom is found on the lips of him who has understanding, But a rod is for the back of him who is devoid of understanding.
الفَهِيمُ يَتَكَلَّمُ بِالحِكْمَةِ، وَالعَصا هِيَ لِعِقابِ عَدِيمِ الفَهمِ.