There are certain things a man never wants to hear from his lady. "Let's go shopping" is one of them, as those words usually herald a whole afternoon wasted near the women's fitting rooms. "You're acting like your father" is another, much harsher statement. Even worse, "You're acting like my father"; that one just hurts. Below, however, are the most fearsome, most harrowing combinations of words a female can utter.

10. I've been thinking...

If she actually tells you she's been thinking, it's serious. And you can bet it involves marriage, cohabitation or the bitter end. It can take many forms, such as: "Why do you love me?" and "Have you ever thought about the future?" Again, have a brilliant exit plan at hand. A severed finger, for instance.

Watch Video: When To Say I Love You

9. Be a man.

Nothing is quite as injurious as having your very manhood questioned. You could give in to her shame tactics and do what she wants, or deflect it by saying, "How about you be a woman and quit nagging?"