Can someone explain the difference between “poetic language” and “dialectically coming to the truth”?

In the last few panels the banker is gone and the philosophers are leaving unharmed, so once again the day is saved by the Philosophy Cop.

What a terrible comic. It very much gives a “I just found out about communism” vibe. Without banks, you wouldn’t even have the choice to get a loan to purchase a house or get starting capital for a business. And about the interest part, do you expect them to be a non profit? How will the banks pay their workers? I agree that the rates are too high, but come on, it’s a service that you choose to make use of.