Ingratitude is treason to mankind.
Too great haste to repay an obligation is a kind of ingratitude.
Assuredly, Loving Souls, you should go to God with all humility and respect, humbling yourselves in His presence, especially when you remember your past ingratitude and sins.
We think that we suffer from ingratitude, while in reality we suffer from self-love.
We often fancy that we suffer from ingratitude, while in reality we suffer from self-love.
Ingratitude is the essence of vileness.
Most people return small favors, acknowledge medium ones and repay greater ones - with ingratitude.
Next to ingratitude the most painful thing to bear is gratitude.