I'll bite.
The green circle represents the periphery of your ability to perceive the world around you, by whatever means information reaches your awareness. Some part within everything you can perceive is your concept of what a human is, represented by the digit.
https://ibb.co/kgYTtMm4
Now, of all the things which make up your concept of what a human is, you don't represent all of those things all the time. Your sense of identity is something which exists within your idea of what a human is.
https://ibb.co/5XX2pJPb
When you perceive others you fit them into your concept of what a human can be, but in a different configuration which is perceived as a different symbol.
https://ibb.co/XfngKS39
Yet what you perceive is not a perfect representation of what is actually there, and occasionally you will be challenged by the appearance of foreign elements upon your concepts.
https://ibb.co/q3SqrtJD
And finally the truth of the world is that it is vastly more than everything which you could possibly perceive, so that if you can find harmony with the world around you, you can participate in a significantly greater world.
https://ibb.co/s94bvwJP