First, select project: case for craft tools, perhaps? Consider design of perfect [insert project here]. Adjust specifications regularly to ensure perfect combination of variables is not overlooked.
After some months or years, find project has not eventuated. Success!
Important discovery for humankind! Net result of perfectionism appears to be nil – but further research clearly indicated.
Design perfect crochet-hook case, planning for capacity greatly exceeding likely lifetime quantity of crochet hooks. Agonize for extended period over choice of perfect fabric. Inky stretch velvet (aka Fabric of Unalterable Doom) cannot be passed by. Disregard lack of overlocker or even machine with zigzag stitch.