Man should renounce his desires. By acting in that way, by casting off joy and sorrow, and acquiring the wealth of knowledge, he succeeds in acquiring happiness.
निर्विद्यति नरः कामानिर्विद्य सुखमेधते। त्यक्त्वा प्रीतिं च शोकं च लब्ध्वा बुद्धिमयं वसु॥