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.
如果你相信自己，一切皆有可能。
矿业必须以可持续发展为核心进化，否则我们可能被淘汰。
These walls are very interesting. When you first went to jail, you hated the high walls, and slowly, you get used to it. This is called institutionalization.