创新不是发明全新的东西,而是改进已经存在的东西。
牛大叫,但马却不回应;不是因为马没听到声音,是因为它们不是同类啊。点评:同类之间存在着客观联系,故能相应。
"Time is the school in which we learn, time is the fire in which we burn."
Music is my life, thank you for making my life so wonderful.