This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...dividual rights means to recognize and accept the conditions required by man’s nature for his proper survival.
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Man’s rights can be violated only by the use of physical force. I
t is only by means of physical force that one man can deprive another of his life, or enslave him, or rob him, or prevent him from pursuing his own goals, or compel him to act against his own ra
The precondition of a civilized society is the barring of physical force from social relationships — thus establishing the principle that if men wish to deal wit...