When you think about it, chizuk halev and kibbud halev are opposites. Strength of heart is a good thing: an actual, biological heart is a muscle, and when it’s strong, it’s flexible. A hard heart is a bad thing: it suggests calcification, inability to change. Courage is the vision to pursue my goal; stubbornness is a doom-inducing blindness to the fact that my goal is not achievable.
