Don't underestimate the importance of a pen, ink, and paper you like. I found my pen a decade ago: Lamy Studio, in British Racing Green, with a medium nib. I found my ink not long after, from J Herbin's collection.
It wasn't until I got a nice notebook from Leuchtturm 1917, though, that the ensemble came together and I started looking for excuses to get my kit out and write things down. Since then, I've moved onto notebooks from de Kempen, but the point stands