Maitri (Maitrāyaṇīya) Upaniṣad 1.2

1.2

bhagavannasthicarmasnāyumajjāmāṃsaśukraśoṇitaśleṣmāśrudū ṣite viṇmūtravātapittakaphasaṅghāte durgandhe niḥsāre'smiñcharīre kiṃ kāmopabhogaiḥ ||

3. ‘Sir, in this ill-smelling, unsubstantial body, which is a conglomerate of bone, skin, muscle, marrow, flesh, semen, blood, mucus, tears, rheum, feces, urine, wind, bile, and phlegm, what is the good of enjoyment of desires? In this body, which is afflicted with desire, anger, covetousness, delusion, fear, despondency, envy, separation from the desirable, union with the undesirable, hunger, thirst, senility, death, disease, sorrow, and the like, what is the good of enjoyment of desires?