The Use of Thought Experiments in Physics

In the early physics experiment, imagine a world without friction. The goal of Plato's Republic is to find out if it is better to actually be just but have a reputation for injustice or be unjust and has a reputation for justice. In thought experiments you can do things that you like I said, you couldn't actually do. For example, we maybe I'm given something away, but Plato's Republic, you can't found a new city on a whim just to test out your philosophy. But you can think, okay, how would what is the best way to put a city together? And they landed on something very similar to the current Israeli system,. right with kibbutzas and