“The light for drawing from nature should come from the North in order that it may not vary. And if you have it from the South, keep the window screened with cloth, so that with the sun shining the whole day the light may not vary. The height of the light so arranged as that every object shall cast a shadow on the ground of the same length as itself.” IfsShouldMayWholeLightOrderSunObjectsShadowWindowShiningSouthCastsDrawingHeightLengthVary Book:The notebooks of Leonardo da Vinci Source: The notebooks of Leonardo da Vinci
“South Koreans who have seen and praised the mass games should remember the hardship of tearful children. Teachers drive them hard with curses and orders to repeat and repeat. When the children return home in the evening, they can hardly walk.” ShouldChildrenHardHomeRememberOrderGamesWalksTeacherReturnMassSouthEveningCurseRepeatsHardshipKorean Author:Kim Il-sung
“When you see reference to a new paradigm you should always, under all circumstances, take cover. Because ever since the great tulipmania in 1637, speculation has always been covered by a new paradigm. There was never a paradigm so new and so wonderful as the one that covered John Law and the South Sea Bubble - until the day of disaster.” ShouldLawWonderfulSeaCircumstancesSouthDisasterCoveredBubblesSpeculationParadigm Author:John Kenneth Galbraith