Quotes by Over Confidence Beware of over-confidence; especially in matters of structure. Cass Gilbert over-confidence structure matter I sometimes have an over-confidence that can be viewed as arrogance. James Corden over-confidence arrogance sometimes Confidence is a fine trait. Over-confidence isn't. Laurell K. Hamilton over-confidence fine confidence Whatever you say, say it with conviction Mark Twain over-confidence whatever-you-say conviction I am afraid to show you who I really am, because if I show you who I really am, you might not like it--and that's all I got. Sabrina Ward Harrison over-confidence fear might Over-confidence is as evil as undue anxiety. Thomas Chandler Haliburton over-confidence anxiety evil