As compassion decreases, resentment and anger automatically increase. Common problems become insoluble. If unfettered by the better angels of our nature, resentment and anger inevitably turn into contempt.
The primary virtue of being “lovable” is that, unlike being “loved,” it’s entirely within our control. Its secondary virtue lies in the fact that being lovable greatly increases the chances of being loved, although the latter ultimately depends on how lovable other people perceive themselves, as reflected in their behavior.