„Patriotism is not enough. I must have no hatred or bitterness toward anyone.“

— Florence Nightingale
„Shame on accursed tsarism which tortured and persecuted the Jews. Shame on those who foment hatred towards the Jews, who foment hatred towards other nations.“
— Vladimir Lenin
„The great problem with poisoning by Bitterness was that the passions — hatred, love, despair, enthusiasm, curiosity — also ceased to manifest themselves.“
— Paulo Coelho
„Forgiveness is the key that unlocks the door of resentment and the handcuffs of hatred. It is a power that breaks the chains of bitterness and the shackles of selfishness.“
— Corrie ten Boom
„Let us not seek to satisfy our thirst for freedom by drinking from the cup of bitterness and hatred.“
— Jr.
„If he had to bring all the bitterness and hatred of the world into his heart, he was not going to be in love with her again.“
— F. Scott Fitzgerald