# Zettelkasten and GTD > The [[Zettelkasten]]. "It's like the [[GTD]] for intellectual progress" What it is, and why you want one. (thread) > > - https://twitter.com/Conaw/status/1129788853189955584 > First – Why GTD doesn't work for intellectual work > > GTD is all about ****stress free productivity****, it works by creating a system you can trust with commitments and deadlines, so you can let things fall out of working memory without getting dropped > > – https://twitter.com/Conaw/status/1129788853189955584 > You can't put a deadline on insight though. Making real progress on an intellectual problem requires drawing connections between things you hadn't connected before. > > Can't predict when you'll get the idea that ties everything together or realize you were asking the wrong question > > – https://twitter.com/Conaw/status/1129788853189955584