Grudges waste your energy

Grudge-holders don’t always understand how much strain on themselves holding a grudge causes. It takes a significant amount of mental and emotional energy to keep the steady stream of hostility and aggression (or passive-aggression) that supports a grudge.

Source: Resentment Is Like Taking Poison And Waiting For The Other Person To Die’ @ Forbes

Photo: Anger ! by Craig Sunter under Creative Commons license