The light constantly changes, and that alters the atmosphere and beauty of things every minute.

Now I want to keep it forever, I want to love you the way I do now for the rest of my life.

可信因果推断的关键不仅是方法，还有方法与当前问题的契合度。

每一项伟大突破最开始都是可笑的、荒谬的。事实上，如果它一开始不是可笑和荒谬的，就不是突破。