This statement ignores other possible solutions such as raising prices, lowering production costs, or increasing sales. Alcohol and crack cocaine are not like substances. Alcohol has been consumed by humans for thousands of years. Crack cocaine has never been socially acceptable to most Americans. A respected senator may have no more insight into the National Football League than a cab driver or a hairdresser.
Celebrity endorsements are common examples of borrowed authority.
The merits of the issue and not the personalities have to be discussed to create a convincing argument. Avoid mistaking a time relationship for a cause. Because events occur in time, it can be easy to assume an action that precedes another is a cause. The mechanics may have not touched your brakes, which were bound to wear out with or without an oil change. Do not assume events were caused by preceding events.