A fool who does his foolish act again is like a dog that turns back to what he has thrown up.
الأحْمَقُ الَّذِي يُكَرِّرُ تَصَرُّفاتِهِ الحَمْقاءَ، كَالكَلْبِ يَعُودُ إلَى قَيئِهِ.