"And he turned around, and when he saw them, he cursed them in the name of the LORD. And two she-bears came out of the woods and tore forty-two of the boys."
One can curse once and people die, others can curse all day long and it is not more than a nuisance, like the barking of an innoxious, noisy dog.
משה בן רבקה, your foul language has a negative impact, more than you seem to realize. And that has been noticed before reading what Rabbi AA has to say on the same subject in Rays of Light...