Below most pages there's going to be text -- you should read it. It has additional lore and some of the maxims that are meme-able and fun.
There's also alt-text for each comic -- not all of them are lore-based (sometimes it's the artist just memeing) but it's important for the full KSBD experience.
One should also read the user comments under each page when one finds the time. There is much monkey-truth there and Abaddon is in dialogue with his readers.
let's not beat around the bush, both Kill Six Billion Demons and the Khajiit comic were both started on the Homestuck forums, they're Homestuck :communist-karkat: