Nothing beats the power, the beauty, and the purity of those two little innocent eyes that stare at you: that which cries but are not sad; that which smiles and puts your corrupted soul to shame. Its mere glimpse has you surrendered; the masks shattered. There's nothing as powerful a mirror as them. There's nothing as divine as them. Try as much as you may, you shall never defeat them, at least not for that brief period of time. It holds you captive, and you would always want to remain so, such is its power of enchantment.
I had written this a few years back on receiving the prompt. The word was 'Mask'.