At times, all the same, a lack of assurance might stem from tones of self-doubt. Occasionally we have bad feelings about ourselves and we bury them deep inside. When we do this, we tend not to assert ourselves and take chances as we fear our “secrets” will be let out.
If your lack of assurance comes from nasty feelings you entertain about yourself, you’re likewise experiencing something perfectly normal and common. But it’s a normal feeling that you’re able to and ought to change for confidence and to be socially supreme!