If not agreeing means "let's agree to disagree" then that's fine and healthy. If not agreeing means "I need to pretend I agree even when I have good reason to

If not agreeing means "let's agree to disagree" then that's fine and healthy. If not agreeing means "I need to pretend I agree even when I have good reason to disagreee because this person needs to be appeased" that is not healthy and contributes to a toxic workplace. This post is talking about the latter scenario.