Any idea that is held in the mind, that is emphasized, that is either feared or revered, will begin at once to cloth itself in the most convenient and appropriate form available.
Andrew CarnegieHere is the prime condition of success: Concentrate your energy, thought and capital exclusively upon the business in which you are engaged. Having begun on one line, resolve to fight it out on that line, to lead in it, adopt every improvement, have the best machinery, and know the most about it.
Andrew Carnegie