Why can't people understand that being a parent is hard?

Especially men. Men don't help or want any responsibility of taking care of their children. Woman struggle with post depression which is really bad also involves killing their own kids or themselves. Mental load of doing everything while the husband sits on his ass and watches TV cause he worked all week. Or brings in the paycheck. If you truly loved your wife you would help her.
Why can't people understand that being a parent is hard?
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