Ah! often, when some negro-hating white man has been forced to ask a loan at my hands, I've thought of Shylock and his pound of flesh, and ceased to wonder at him.
There's no doubt, my dear sir, but what I fully appreciate the advantage of being white.

Yet, with all I have endured, and yet endure from day to day, I esteem myself happy in comparison with that man, who, mingling in the society of whites, is at the same time aware that he has African blood in his veins, and is liable at any moment to be ignominiously hurled from his position by the discovery of his origin.

He is never safe.

I have known instances where parties have gone on for years and years undetected; but some untoward circumstance brings them out at last, and down they fall for ever." "Walters, my dear fellow, you will persist in looking upon his being discovered as a thing of course: I see no reason for the anticipation of any such result.

I don't see how he is to be detected--it may never occur.
And do you feel justified in consigning them to a position which you know by painful experience to be one of the most disagreeable that can be endured.