We are often angry at ourselves because we are unable to learn form certain experiences. Numerous times we have made the wrong decision and its consequences were unfavourable. But the cause does not lie only in our thinking. A mutation in the DRD2 gene can also be responsible, because it can cause a smaller number of dopamine receptors. They are responsible for remembering our wrong choices, which in turn enables us to make better decision when we encounter a similar situation.
More information about genetic testing for traits & talents.