Anger

Speak when you’re angry, and you’ll make the best speech you’ll ever regret. (Lawrence J. Peter)

An Old Cherokee Tale of Two Wolves

One evening an old Cherokee Indian told his grandson about a battle that goes on inside people. He said, ‘My son, the battle is between two ‘wolves’ inside us all.One is Evil. It is anger, envy, jealousy, sorrow, regret, greed, arrogance, self-pity, guilt, resentment, inferiority, lies, false pride, superiority, and ego.
The other is good. It [...]

Getting even

The only people to get even with are those who have helped you. (Unknown)