Feathers.

If you cherish your feathers too much,

Don't let it suffer any damage.

Then you will lose two wings,

Never fly in the sky again.

——Mary Shelley

如果你过分珍爱自己的羽毛,
不使它受一点损伤，
那么你将失去两只翅膀，
永远不再能凌空飞翔。