He knew that neither his teacher nor any of his classmates were going to exchange two dollars for one!
(‏ امثال ١٤ :‏ ​ ١٥ ،‏ ١٨‏ )‏ وقد علم انْ لا استاذه ولا اي من رفقاء صفّه كان سيستبدل دولارين بواحد !‏