[Teckla]

This may not work for everyone, but it works for me:

Use good old paper and pen to keep track of stuff (where reasonable).

For me, it had a strong positive psychological impact.

[Apocryphon]

Paper and pen not just for endless todo lists, but also for dumping out whatever thoughts you might have the time, even emotional processing. Good way to externalize a clouded internal state, figure out what's really worth focusing one, banishing anxieties.

[justdroppingin]

This was the biggest thing for me, along with timestamping each page and storing them chronologically to enable linking between notes.