Love is a tricky thing.
It's unspeakable, serious, and sometimes even uncharitable. But maybe we could better navigate love — or at least love songs — with some charts. Fortunately, we've got just the thing right here. Taylor Swift will guide you through a love story in flowchart form, and Rihanna will help you find love in a hopeless place.
Here are nine charts that explain great love songs:
Or take a look at our very own special Vox Valentine, just for you.
Happy Valentine's Day!
A version of this article originally ran on February 14, 2015.