This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
... 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
today which wipes out all his values tomorrow.
read full book
A rational man does not indulge in wistful longings for ends divorced from means. He does not hold a desire without knowing (or lear...