system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: The meaning behind the popular philosophical phrase, "I think, therefore I am."

I know what it's trying to say, but I don't quite understand it. Wikipedia articles are also not cutting it on this one.
gpt
You are thinking. If you did not exist in some manner or fashion, you could not think.

Therefore, regardless of the truth or falseness of your sensory input, the action of thinking necessarily proves that *you* specifically, *exist* as a thinking being.