"At one time Mr. Douglass was travelling in the state of Pennsylvania, and was forced, on account of his colour, to ride in the baggage-car, in spite of the fact that he had paid the same price for his passage that the other passengers had paid. When some of the white passengers went into the baggage-car to console Mr. Douglass, and one of them said to him: "I am sorry, Mr. Douglass, that you have been degraded in this manner," Mr. Douglass straightened himself up on the box upon which he was sitting, and replied: "They cannot degrade Frederick Douglass. The soul that is within me no man can degrade. I am not the one that is being degraded on account of this treatment, but those who are inflicting it upon me…""
January 1, 1970
https://en.wikiquote.org/wiki/Frederick_Douglass