We are more disturbed by a calamity which threatens us than by one which has befallen us. – John Lancaster Spalding

Worry, doubt, fear and despair are the enemies which slowly bring us down to the ground and turn us to dust before we die. – Attributed to Douglas MacArthur

Nothing so much prevents our being natural as the desire to seem so. – François VI de la Rochefoucault, Maxims

Worry is interest paid on trouble before it comes due. – William Ralph Inge