If this comic doesn't make sense to you you might want to read comic 85 "try" first.

Sometimes it takes a lot of beating your head against the wall before you get anywhere. I'm still trying to master basic roller skating skills and frustrated by my slow developing skills and mental discipline (why can't I do all the things now! Practicing is hard!)

Webcomic Transcript

The Things are in conversation.
Thing 2: I still can't do it!

Thing 2: That doesn't mean I shouldn't try.

Thing 2 has turned themselves upside down into an awkward sort of jumble.
Thing 1: Have you done it?

Thing 2 is in a slightly less awkward and more geometrical shape, although they are standing on their own head.
Thing 2: You'd think I'd know by now!