A woman goes to the Doctor, worried about her husband's temper. The
Doctor asks: "What's the problem?"

The woman says: "Doctor, I don't know what to do. Every day my husband
seems to lose his temper for no reason. It scares me."

The Doctor says: "I have a cure for that. When it seems that your
husband is getting angry, just take a glass of water and start swishing
it in your mouth. Just swish and swish but don't swallow it until he
either leaves the room or calms down."

Two weeks later the woman comes back to the doctor looking fresh and

The woman says: "Doctor that was a brilliant idea! Every time my
husband started losing it, I swished with water. I swished and swished,
and he calmed right down! How does a glass of water do that?"

The Doctor says: "The water itself does nothing. It's keeping your
mouth shut that does the trick".