我不认为你需要悲伤才能写出一首悲伤的歌。
I don't think you need to be sad to write a sad song.
信仰是希望的灯塔。
The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.
预测未来的最好方法就是创造未来。
She walks in beauty like the night,Of cloudless climes and starry skies;All that's best of dark and bright，Meet in her aspect and her eyes.