Psychology: cognitive bias

There are many blind spot in our mind, we alway made mistake because of those blind spot.
For example, almost everyone is overconfident
Most of us resent thinking of ourselves as ordinary people like other people, or, let alone, think of ourselves as less than ordinary people.
As a result, we live in the world with an inflated sense of ourselves, always thinking that we are above average.
This overly good feeling about ourselves sows the seeds for many of the mistakes we are about to make.
Although it is very difficult to handle those blind spot, if we aware it, there is some ways for us to less the problem
Understand the blind spot and solving tools.
Also, make your different notes about it and make different blind spot card for various use.