He does not see that there is any inequality between him and his master.

His master, or should I say, his employer, pays him certain wages to do certain work, and he does it, but outside the bounds of this contract, they are still man and man, citizen and citizen.

It is all beautifully, delightfully legal.
The washerwoman is the "wash-lady", and is just as much a lady as her mistress.

The word "servant" is not applied to domestics, "help" is used instead, very much in the same way that Canada and Australia are no longer English "colonies", but "self-governing dominions".
We of the old world are accustomed to regard domestic service as a profession in which the members work for advancement, without much thought of ever changing their position.

A few clever persons may ultimately adopt another profession, and, according to our antiquated conservative ways of thinking, rise higher in the social scale, but, for the large majority, the dignity of a butler, or a housekeeper is the height of ambition, the crowning point in their career.