Infrastructure is the behind the scenes supporting tools of your trade, that enable you to do your job, live in your passion and quite simply make that difference that only you can make.
It is important then, to invest time on a regular basis for maintaining and expanding the tools you use.
Part of this is education. What do you need to learn today that will help you make a bigger impact tomorrow?
What skill set might you add to your repertoire that will increase your effectiveness?
Invest in that thing.