How can I prove that everything I see really exists and isn’t just an illusion/ image created by my brain? How can I really know that once I look away from something that it is still there and doesn’t turn black? I thought about the mirror, but maybe the image in the mirror is also just created. The people I hear talking behind me could also be gone but I only hear the audio and once I turn around they appear visually. I thought about using a camera but the content that is saved on the camera could also be fake.
Can someone tell me how to prove that others really exist?
How can I really know that people are responding to this question and not only AI? I have absolutely no proof that this forum could be real. Look at ChatGPT.
I have so many questions.
Here is an article that explains what you are thinking about.
In short, you can’t.
A bit longer, while in quantum dimentions it is meanwhile obvious that superposition exists. As shown by many experiments. In the marco world it seems that there is a threshold of factors still to be determined what makes reality happen even if nobody experience it on a conscious level.
You could als checkout some Kurzgesagt videos.