Fear of public speaking is the scourge of the boardroom and wedding party alike. The dread and anxiety that comes with thinking about a forthcoming presentation can force many to find ingenious ways to escape, or stock up on Xanax medication. It's called Glossophobia, who knew?
Stage fright is considered taboo. It's not only considered taboo, but also shameful. I have known many a highly successful, seasoned professional, who has confided in me, their deep, deep shame at having nerves that cause them such distress.