"I can sleep with her, marry her, take care of her, but love -- that's something else," said Tony, a married man in his late 40s. "Guys don't like to talk about love. They don't know what to say. Of course guys feel love. But they express it differently."

Why don't most men just come out and tell us the way they feel? In my years spent as a therapist, I've learned that love can make men feel vulnerable, childlike and unable to do what's expected of them, especially those who believe they're functioning in a dog-eat-dog world. Still men do love, and different types of men express their love differently. In fact, love means different things to a man, at different times in his life. This means that a woman needs to be alert to who her man is and what love means to him. If you're frustrated with waiting to hear those three magic words, take a look at what your man may already be saying -- in other ways: