In the above link there is a video that introduces Carol Dweck who pioneered the research differentiating between a growth mindset and a fixed mindset. Description from effectiveeffortconsulting.com. I searched for this on bing.com/images
You Can be Comfortable or Courageous, But You Cannot be Both
Carrying Guilt & shame of a past event, an destroy self confidence, leaving individuals feeling lonely & isolated. These are emotions that need to be addressed - here are some way of overcoming guilt & shame to get back to that confident you again.