Negative memories are simply stronger. You want to avoid that in the future. Another interesting read on it: https://www2.bc.edu/elizabeth-kensinger/Kensinger_

Negative memories are simply stronger. You want to avoid that in the future. Another interesting read on it: https://www2.bc.edu/elizabeth-kensinger/Kensinger_CD07.pdf https://www2.bc.edu/elizabeth-kensinger/Kensinger_CD07.pdf