To encourage people to accept each other for their true identities.
http://en.wikipedia.org/wiki/Fuckin%27_Perfect
Pink described the process of making the video as a “very emotional experience” and related the core theme of “Fuckin' Perfect” to her yet-to-be-born baby, saying, “I have a life inside of me, and I want her or him to know that I will accept him or her with open and loving and welcoming arms. And though I will prepare this little munchkin for a sometimes cruel world, I will also equip this kid to see all the beauty in it as well.”
红粉佳人P!nk强势新单Fuckin' Perfect
http://v.youku.com/v_show/id_XMjM4NTE0NDg4.html