Some time ago I published this updated Flatland model of how the human mind works at a broad level. Read the linked-in source for more detail.
Today I want to illustrate how the Internal Representation of the "self" works. A new study published at PNAS nicely serves that purpose. It's called Memories of unethical actions become obfuscated over time.
Don't be intimidated by the seeming complexity of the Flatland model shown above. You'll see that this stuff is not as hard as it might first appear.