Did Einstein say reality is merely an illusion?

Albert Einstein once quipped, "Reality is merely an illusion, albeit a very persistent one." The famous scientist might have added that the illusion of reality shifts over time. According to a new study in the journal Psychological Science, age influences how we perceive the future.

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Moreover, where do memories go when they are forgotten?

The more often a memory is recalled, the stronger its neural network becomes. Over time, and through consistent recall, the memory becomes encoded in both the hippocampus and the cortex. Eventually, it exists independently in the cortex, where it is put away for long-term storage. Accordingly, do memories have mass? Human memory does not have mass. Depends what you mean by "having mass". Memory in the brain is done by changing the strength of connections between neurons. These changes don't affect the total mass of the brain, so don't have mass.

Do thoughts exist?

We are aware of our thoughts, so in that sense they are real. And yet, our thoughts do not exist outside of our awareness. There is nowhere else where the thought that is appearing to you at this moment is actually occurring. Is one's view of reality? Each individual has his or her own perception of reality. The implication is that because each of us perceives the world through our own eyes, reality itself changes from person to person. Reality does not change to adapt to our viewpoints; reality is what it is: Reality is fact.

Is everyone living the same life?

As all individuals perspectives are different, so life is not same for everyone. As every individual financial condition are different, so life is not same for everyone. When you live in your own world? live in a world of (one's) ow. To be consumed by one's thoughts, imagination, etc., to such a degree that one is unaware of or insensitive to one's surroundings and/or the outside world in general. Helen lives in a world of her own, so it's very difficult to talk to her about practical issues.