People are different and so are their opinions on things. With the variance of view point, disagreements are natural in relationships.
Truth be told, no one wants a sycophantic yes man around for a prolonged period of time. Furthermore, discussions and debates pertaining to the relationship is actually a constructive avenue that helps strengthen the bond.
But when it gets out of hand and things escalate a little too far much too often, it’s a sign that your relationship might not be a particularly healthy one.
It happens when one of the partners tries to force their opinions on other and is unreasonably steadfast on a relatively simple argument.