its fear. a little fear is good sometimes.
With you it is not little fear it is the ultimate chicken little. I hope you are not like that on the professional level because you will be in big trouble.
Think of FDR's comments at his first inauguration and calm down. (Yeah, I know...FDR...ick...but it's an appropriate truth.) This IS war...on more than one front. Don't let the enemy see you being afraid or you've already lost the battle.