软妹纸一秒变女汉纸
[ruăn mèi zhĭ yī miăo biàn nǚ hàn zhĭ]
Contrasts two types, the cute feminine girl ('Soft Girl Paper', referring to delicate female personality) and a tough independent woman ('Paper Woman', which should correctly translate as 'woman paper') who changes instantly under certain situations; it illustrates the duality of modern women's personalities.