How Do You Build Up Your Library of Ideas?

Reading long form books is certainly one of the one of the biggest items there. Post it notes ar always a really nice one, whetherhe on a white board on a wall. I used to keep a big piece of butcher paper in my office and i would kind of pin those up n on o the board and put the postits there,. And a a pinboard, obviously, i canbe, can be good there. So that's a pen and a sketch book. While all the classics are good, and good for a very good reason.