He who gains knowledge (of his duties) by observing the duties of other disciples is said to observe the first step of the vow of asceticism.
शिष्यवृत्तिक्रमेणैव विद्यामाप्नोति यः शुचिः। ब्रह्मचर्यव्रतस्यास्य प्रथमः पाद उच्यते॥