लघुत्वमारोग्यमलोलुपत्वं<br>
वर्णप्रसादः स्वरसौष्ठवं च ।<br>
गन्धः शुभो मूत्रपुरीषमल्पं<br>
योगप्रवृत्तिं प्रथमां वदन्ति ॥ १३॥<br>
The precursors of perfection in yoga, they say, are lightness and healthiness of the body, absence of desire, clear complexion, pleasantness of voice, sweet odour and slight excretions. <br>