This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...ach, uttered in a manner implying that one is guilty of breaching an absolute so self-evident as to require no discussion. In tones ranging from astonishment to sarcasm to anger to indignation t
o hysterical hatred, the doctrine is thrown at you in the form of an accusatory: “Surely you don’t thi nk in terms of black-and-white, do you?”
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Prompted by confusion, helples
sness and fear of the entire subject of morality, most people hasten to answer guiltily: “No, of course, I don’t,” without any clear idea of the nature of the accusation. They do not pause...