The opinion of the learned men is that if my son gives this knowledge (to others) without the assent of his preceptor, he will no longer be able to profit by it.
गुरुणा चाननुज्ञातो ग्राहयेद् यत् सुतो मम। न स कुर्यात् तथा कार्यं विद्ययेति सतां मतम्॥