Hume says that we must understand an idea before we can effectively reason concerning it. Furthermore, it is impossible to understand any idea without first examining its origin, which lies in primary sensory impressions. Speakers are nearly always effective if they have thoroughly mastered their subject and are engrossed in it, provided that they do not succumb to the temptation of conspicuously orating. It is unfortunate that we frequently distinguish between pure science and applied science as if they were two types of science and one were more valuable than the other.
Mass production means the compounding of experimentation and experience into one standard design.
Change now becomes an expensive and time-consuming operation. A nomination is simply the designation by the party of the candidate who is to represent the entire party in th election, and this designation is accepted as legitimate and binding by the party membership. From whatever process the designation results, a nomination is a real nomination only if it effectively commits the party to support it. A nomination is made if the party refuses support to all other candidates for the office and concentrates its full power behind the designated candidate. The nomination need not be made in an assembled convention.