Quotations are like tools, gauges, meters, warning lights, instruments and controls, which are essential for the smooth operation of our life's vehicle. Because of their depth and poignancy, they serve as palatable cooked-and-packaged food, and save us the hassle of collecting ingredients and cooking them ourselves. The minimum they do for us is to widen our list of options to handle different situations of life and be better prepared for all eventualities.