You can see the problem. Maybe you remember having it. Maybe it's not just a memory; maybe it's now.
Pink obviously remembers being less than perfect, and she has a message for anyone who's fallen for the lie that they don't measure up to some notion of "perfect." Just beautiful; here's the over-the-air version with lyrics. And for the full effect, hear her heart in her "not clean" (original) :) version of the video here.
One tidbit: the young mom in P!nk's video is played by the actress who played awkward Deb in Napoleon Dynamite