م ِثلُ الخَلِّ لِلأسنانِ، وَمِثلُ الدُخانِ لِلعَينِ، هَكَذا الكَسْلانُ للَّذِي يُرسِلُهُ.
Like sour wine to the teeth and smoke to the eyes, so is the lazy one to those who send him.