Plato’s Cave: Do You Know the Difference between Reality and Illusion?

Have you ever been in a cave? Caves are dark, cold, and sometimes dangerous places—people who lose their light source in a cave often cannot find their way out and, without rescue, face the possibility of death from hypothermia or physical injury.

While on vacation several years ago, my family and I took the tour of Crystal Cave in California’s Sequoia National Park. To show the tourists just how dark caves really are, the park rangers turned off all the lights. It was so dark that I literally couldn’t see my hand right in front of my face. The rangers explained that tiny creatures living in the cave soil do not possess eyes because there is no light.
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