Citando Charles Dickens

Ary Scheffer, Portrait of Charles Dickens (1855)

-

«Never take a mean advantage of anyone in any transaction, and never be hard upon people who are in your power. Try to do to others, as you would have them do to you, and do not be discouraged if they fail sometimes. (...)»

-

Charles Dickens, carta para o filho Edward Bulwer Lytton ("Plorn") (1868) 

- in https://www.brainpickings.org/2013/02/07/charles-dickens-advice-to-son-plorn/