Why did the Empire spend all that time and money building the Death Star, only to leave that vulnerable exhaust port wide open? That question marks the end of your naive childhood and the beginning of your life as a cynical adult.
For every wholesome lesson about sharing and togetherness, there's at least one deeply disturbing reference writers have managed to slip past the censors. And some times, it's not exactly subtle.
In theory, political cartoons should be a means to get a controversial point across in a concise, effective, and humorous way. In reality, most usually convey less information than, say, grunting or gesturing.