सुप्रभातम् - चरकसंहिता - सूत्रस्थानम् - एकादशोऽध्यायः

इह खलु पुरुषेणानुपहतसत्त्वबुद्धिपौरुषपराक्रमेण हितमिह चामुष्मिंश्च लोके समनुपश्यता तिस्र एषणाः पर्येष्टव्या भवन्ति। तद्यथा- प्राणैषणा, धनैषणा, परलोकैषणेति॥

(चरकसंहिता-सूत्रस्थानम्-११/३)

A person having sound mind, intellect, physical strength, energy and psychological strength, one who is desirous of attaining benefits in this world and the other world (after death), should try to fulfil three desires. These desires are- desire for (long and healthy) life, desire for wealth (livelihood), and desire for a blissful life in the other world (after death).

(Charakasamhita Sutrasthanam 11/3)

जलकर्षणबीजर्तुसंयोगात् सस्यसम्भवः।

युक्तिः षड्धातुसंयोगाद्गर्भाणां सम्भवस्तथा॥

मथ्यमन्थन(क)मन्थानसंयोगादग्निसम्भवः।

युक्तियुक्ता चतुष्पादसम्पद्व्याधिनिबर्हणी॥

(चरकसंहिता-सूत्रस्थानम्-११/२३-२४)

Water, ploughed land piece, seeds and the season in which particular seeds are sown, when combined togethe, result in a crop. Similarly, combination of six factors (pancha mahabhuta & atma) is responsible for formation of a fetus in the uterus. Fire is produced by lower-fire-drill, upper-fire drill and the act of drilling or churning done by a person. In a similar manner, the treatment of disease is possible by applying the fourfold therapeutics measures (The vaidya, medicines, paramedical staff & patient).

(Charakasamhita Sutrasthanam 11/23-24)

बुद्धिः पश्यति या भावान् बहुकारणयोगजान्।

युक्तिस्त्रिकाला सा ज्ञेया त्रिवर्गः साध्यते यया॥

(चरकसंहिता-सूत्रस्थानम्-११/२५)

The intellect perceives things by combination of multiple factors, valid for past, present and future is termed as yukti (reasoning). This is helpful in fulfilling three basic objects of human life (dharma i.e. duties, wealth, desire).

(Charakasamhita Sutrasthanam 11/25)