MHS successful candidate I use them or similes when rebutting the opposing point of view, accompanied by maybe some statistics or evidence
E.g. (Should children eat breakfast?)
Some say that breakfast is a trivial meal and that children don't need to eat in the morning. This is a recipe for disaster, and it's like they're asking for malnourished children. Studies show that children who eat a nutritious breakfast are more energetic and active throughout the day, and tend to perform better academically.