Do not attempt to do a thing unless you are sure of yourself; but do n >>
It is easy -- terribly easy -- to shake a man's faith in himself. To t >>
Without self-confidence we are as babes in the cradles. And how can we >>
One important key to success is self-confidence. An important key to s >>
Do not attempt to do a thing unless you are sure of yourself; but do not relinquish it simply because someone else is not sure of you.