This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...> Remember that rights are moral principles which define and protect a man’s freedom of action, but impose no obligations on other men. Private citizens are not a threat to one another’s rig
hts or freedom. A private citizen who resorts to physical force and violates the rights of others is a criminal — and men have legal protection against him.
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Criminals are a small
minority in any age or country. And the harm they have done to mankind is infinitesimal when compared to the horrors — the bloodshed, the wars, the persecutions, the confiscations, the famine...