doctors know that what i say is true but they know that if they were to adopt this opinion they would be idle and the profit would be lost. what need do people have of healers if their bodies are healthy? and in the saying of all people that the water of the tigris is better than the euphrates and that the water of mehran is better than the water of the balkh river and in the saying of the arabs this is the water of namir
والأطباء يعلمون أن ما أقول حق، ولكنهم يعلمون أنهم لو أخذوا بهذا الرأي لتعطلوا، ولذهب المكسب. وما حاجة الناس الى المعالجين إذا صحت أبدانهم؟ وفي قول جميع الناس أن ماء دجلة أمرأ ٧ من الفرات وأن ماء مهران أمرأ من ماء نهر بلخ، وفي قول العرب هذا ماء نمير