J.g.a. Pocock said this quote

“ The executive possesses means of distracting Parliament from its proper function; it seduces members by the offer of places and pensions, by retaining them to follow ministers and ministers' rivals, by persuading them to support measures —whereby the activities of administration grow beyond Parliament's control. These means of subversion are known are known collectively as corruption, and if ever Parliament or those who elect them—for corruption may occur at this point too—should be wholly corrupt, then there will be an end of independence and liberty. ”