This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...uestion to be answered by the science of ethics. And this, ladies and gentlemen, is why man needs a code of ethics.
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Now you can assess the meaning of the doctrines which tell you t
hat ethics is the province of the irrational, that reason cannot guide man’s life, that his goals and values should be chosen by vote or by whim — that ethics has nothing to do with reality,
with existence, with one’s practical actions and concerns — or that the goal of ethics is beyond the grave, that the dead need ethics, not the living.
Ethics is not a mystic f...