Those wise men who with vows and observing Brahmacharya listen with reverence to the instructions of preceptors, can learn the ends reserved for all classes of men.
ये गुरून् पर्युपासन्ते नियता ब्रह्मचारिणः। पन्थानं सर्वलोकानां विजानन्ति मनीषिणः॥