Self-esteem is very important because it has a very good effect on your life and preferences as well. Self-value of your life directly affects your mental health. It is a concept that you have of your own identity.
This directly has a relation with how much value you give you yourselves. This is also depending on how much respect you give to yourselves. There are a few reasons why self-esteem is very important, and here we mention them. You can go through the same and decide how much self-esteem you really have.