Look not mournfully into the Past,It comes not back again. Wisely improve the Present, It is thine. Go forth to meet the shadowy Future, without fear.不要悲叹过去,它一去不返；明智地把握现在，它在你的掌握之中。怀着一颗勇敢的心 毫不畏惧 迎接那朦胧的未来。