How do people break a narcissist man's ego?

Stay away from them.

A narcissistic or psychopathic man is a loser who has to compete with women.

They are so weak and failed as men, that they will put on a whole show pretending to love a woman they actually hate and want to destroy.

I'm straight, so why do I love watching guys cum?

The Sneaky Mind Games Narcissists Play

You Might Be Interested In Reading This On Quora:

It is best not to get involved in a narcissistic man’s failure.

Do you consider masturbating to porn cheating if you are married?

Trying to change him or even “break” him is impossible.

The Fascination with Narcissists: Why We’re Drawn to Them

How Narcissists Make You Feel Unimportant and Unwanted

How do you get a girl to like you?

He does this by stealing from them, using them, and abusing them. He does this by trying to be better than you, but most of the time he can’t because he is completely useless. He is often very jealous of successful women.

He moves from woman to woman, unable to be a man and stand on his own. He prefers to take advantage of women, while abusing them and driving them to mental breakdown.

It is best to leave him alone, and let him face his struggles on his own.

Teens like me, what are your expectations when entering adulthood?

10 red flags to watch for on a first date to identify a narcissist

Top 10 Reasons Narcissists Accuse You of Cheating

These weak men believe that women have more "privileges" than they do.

NBA Finals’ 17 best players ranked for Thunder vs. Pacers series - SBNation.com

How do I know this? My ex was a malignant narcissist who tried to destroy me. He was jealous of his ex who was a psychologist, and he was jealous of me because I was educated and successful.

Instead of trying to do something on his own, he preys on women, not just for money and sustenance, but to crush them.

Instead of going out into the world, competing with other men, and improving himself, that's how he lives, just like a parasite.

Exclusive | Kimberly-Clark Nears Roughly $3.5 Billion Sale of International Tissue Business - WSJ