• If conquerors be regarded as the engine-drivers of History, then the conquerors of thought are perhaps the pointsmen who, less conspicuous to the traveler's eye, determine the direction of the journey.

    Arthur Koestler: If conquerors be regarded as the engine-drivers of History, then the conquerors of thought are perhaps the pointsmen who, less conspicuous to the traveler's eye, determine the direction of the journey.
    "The Sleepwalkeers: A History of Man's Changing Vision of the Universe". Book by Arthur Koestler, 1959.