I think u are now suffering from low self esteem and low self confidence.
Sometimes Life's many experience , repeated failure Lead to such mentality.
But u must not worried , consult psychologist immediately and take proper health management.
Health Tips
Like my Fb page 'Dr.Neogy's Clinic' for various medical information and disease related news and treatment with management.
Subscribe my YouTube channel 'Dr.Neogy's Clinic' for medical and disease related informative videos. Channel is available but Videos are available soon.