It is he who becomes a person of controlled conduct by becoming addicted to the pleasures of sense, moved by desire. It is he who becomes a Brahmacharin by always devoting himself to the control of his senses.
कामचारी तु कामेन य इन्द्रियसुखे रतः। ब्रह्मचारी सदैवैष य इन्द्रियजये रतः॥