A strong person can inspect themselves without collapsing into shame.

Looking closely at yourself is survivable when your worth is not on trial in the process. Shame collapses the whole person into one failing, and once that happens no useful examination can continue, because all the energy goes into recovery. Strength here is not toughness. It is the ability to hold a fault and your value at the same time.

When you find something you do not like about yourself, name it precisely and small rather than globally. Not that you are careless, but that you missed a specific thing on a specific day. Precision keeps the door open for change.