Because politics is a subject that is difficult to understand for the general public. To instill the concept that is useful in a format that everyone understand and not boring, it is way better.
Because politics is incomprehensible for the general public. Cultivating useful ideas in ways that everyone can understand and not boring is a better way.
Because politics is hard to understand for the general public. Cultivating the concept is useful in a everyone understand and not boring, it is a better way.