ייִדישער מחשבֿה אויף דברים 20:20

Since most physical passions beset young people whose blood is hot, the portion dealing with the Nazirite follows, to tell us how to combat excessive physical urges. Vows of abstinence can be a powerful tool against such excessive urges. The Talmud in Baba Metzia 5, states, that though a man may be suspected of dishonesty in matters concerning money, he can be believed in matters concerning an oath. This shows that a vow reinforces a weak person's determination to resist urges that bid him to act sinfully