80 Preface وَهُوَ الَّذي يُحيي وَيُميتُ وَلَهُ اختِلافُ اللَّيلِ وَالنَّهارِ ۚ أَفَلا تَعقِلونَYusuf AliIt is He Who gives life and death, and to Him (is due) the alternation1 of Night and Day: will ye not then understand?The alternation of Night and Day stands here as a symbol for all the beneficent processes of Nature provided by God for the comfort and growth of man’s outer and inner life.