Bitterness is, in many relationships, the root of all disharmony; its origins often seem mysterious, tied to events buried in the past, its nature is inherently irrational, and it seldom responds to comfort and reassurance. Likewise, few people are well-equipped to deal with this destructive force, whether it appears within themselves or a loved one, as it has been chronically under-studied and under-treated. It is thus often left to fester, acting like a slow poison which gradually seeds envy, jealousy, anger, and defensiveness.
Left too long, bitterness often gives rise to vicious arguments full of hurtful words, the kind that leave deep and lasting ...