Pessimism and other symptoms of depression can set the stage for negative life events, but at the same time negative life events can also lead to pessimism and other symptoms of depression. the uncertainty of the direction by which these relationships exist indicates the importance of remembering the principle of

Correlation virus causation.

Explanation:

The uncertainty of the direction by which these relationships exist indicate the importance of remembering the principle of correlation virus causation.

you aren't worthless, you are a one of a kind person who, deserves happiness like anyone else, you may not get it but everyone deserves happiness. i hope this .