He who takes food from a physician, takes but an excrement; the food of a harlot is like urine; that of a skilled mechanic is like blood.
भुक्त चिकित्सकस्यान्नं तदनं च पुरीषवत्। पुंश्चल्यन्नं च मूत्रं स्यात् कारुकानं च शोणितम्॥१४