This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...ssues of range and of means.
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A rational man sees his interests in terms of a lifetime and selects his goals accordingly. This does not mean that he has to be omniscient, infallible
or clairvoyant. It means that he does not live his life short-range and does not drift like a bum pushed by the spur of the moment. It means that he does not regard any moment as cut off from t
he context of the rest of his life, and that he allows no conflicts or contradictions between his short- range and long-range interests. He does not become his own destroyer by pursuing a desire...