傻瓜不是瓜笨蛋不是蛋
[shă guā bù shì guā bèn dàn bù shì dàn]
A funny yet somewhat nonsensical phrase playing on words. Here ‘silly’ and 'fool' are compared humorously to non-living items like melon ('gua') and eggs('dan'), conveying absurd logic and adding elements of playfulness to self-mockery.