Everyone is walking around with these self doubts, so there's something reassuring about that. And self-doubt in one or a few areas doesn't mean that you have generally low self-esteem. And you have the power to get yourself out of feeling that way.
Democracy is liberty - a liberty which does not infringe on the liberty nor encroach on the rights of others; a liberty which maintains strict discipline, and makes law its guarantee and the basis of its exercise. This alone is true liberty; this alone can produce true democracy.