This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
... the men who march into the abyss, trailing after any destroyer who promises them to assume the responsibility they evade: the responsibility of being conscious.
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If some men attemp
t to survive by means of brute force or fraud, by looting, robbing, cheating or enslaving the men who produce, it still remains true that their survival is made possible only by their victims, o
nly by the men who choose to think and to produce the goods which they, the looters, are seizing. Such looters are parasites incapable of survival, who exist by destroying those who are capable,...