ELi5 Why we don’t remember our first four years since birth?

Question

ELi5 Why we don’t remember our first four years since birth?

In: 3

Answer 1

I have a memory that has been identified by my parents as being the night my little sister was born, which was when I was a year and three months old.

Answer 2

I have a memory that has been identified by my parents as being the night my little sister was born, which was when I was a year and three months old.