We've figured it out: big girls don't cry... therefore small women do cry. Natalie Portman is a small woman, so therefore, Natalie Portman cries. Natalie Portman's career path has been explained with science!

What? Think you've found some hole in our impenetrable logic? Try arguing with ScreenRant's video proof below.

Look at her -- she's swallowed more salt water than a grouper. We counted at least a dozen films in this clip package, and that's not even including the teary-eyed fits from "Black Swan." One wonders if the actress skims prospective scripts for stage directions like "[Strong, but tender female protagonist enters. Weeps.]"

We think this meme has potential, but let us not forget the hilarious "laughing Portman" clip from just a few weeks ago.