ح ِكْمَةُ الفَهِيمِ فِي سُلُوكِهِ، وَأمّا حَماقَةُ الحَمْقَى فَهِيَ حَياةُ الغِشِّ.
The Wisdom of the prudent is to understand his way, but the folly of fools is to deceive.