Most legal scholars assume that if V consents to allow D to do something to him, such consent makes D\u27s actions legally and morally acceptable. To be sure, they are willing to make an exception when consent is given under a specified list of conditions: Force, fraud, incompetence, third-party effects, unequal bargaining power, commodification, paternalism - all of these may be grounds for rejecting the validity of V\u27s consent. We might call scholars who take this view of consent quasi-libertarians. In this Article, I argue against the quasi-libertarian view of consent. My central claim is that the validity of consent must be significantly more restricted than the quasi-libertarians assume, if the law is to avoid inconsistency in a num...