铅笔画的再美终究是灰色
[qiān bĭ huà de zài mĕi zhōng jiū shì huī sè]
No Matter How Beautifully a Pencil Draws, It Ends in Gray: Even though a drawing done by pencil can look very good or realistic, it will remain black and white (or grayscale), symbolizing impermanence or melancholy despite appearances.