Only so you would have a proper education on romance, shit-for-sponge!

[When he's done drawing, he shows Isa a chart that looks similar to this.]

Besides, if you're going to be pursuing some love interest, it pays to know what exactly you're feeling towards them, whether it be flushed or pitch, or whether it's more platonic or romantic. I mean, you can't exactly ask someone to be your kismesis if you're not feeling that deep-seated hatred for them that burns every fibre of your being just thinking about them.