A guide
How to actually keep a topic journal
Most people who like the idea of a topic journal never start one — or start one and stop within a week. Here's what actually makes it stick.
1. Pick one thing you keep thinking about
Not a resolution — something already living rent-free in your head. A stock you keep checking. A symptom you keep noticing. A decision you're circling. If you have to invent a reason to track it, it's the wrong topic. Start with the thing you'd already be thinking about anyway.
2. Write when the thought hits — not on a schedule
This is the part daily-habit advice gets wrong for topic journals. You don't owe this journal a daily entry. Some weeks you'll write three times, some months not at all. That's not you failing at it — that's it working correctly. The moment is the trigger, not the calendar.
3. Keep every entry to one line
The one-line limit isn't a gimmick — it's what removes the excuse. "I don't have time to write a whole entry" stops being true when an entry is one sentence. You can always write more if you're on a roll. But the bar to clear is one line, every time.
4. Ask yourself a question, then question your answer
This is the single most useful trick in this whole guide, and it's not ours — it comes straight from Derek Sivers' original essay on topic journals. Write your first instinct, plainly. Then, in the same entry or a later one, come back with some skepticism — is that actually true? What's another way to see it? You're not just logging events, you're building a paper trail of your own thinking, so you can watch it change.
5. Don't skip the boring entries
It's tempting to only write when something dramatic happens. Resist that. "Nothing new, still holding" is a real entry — it tells future you that the calm was as real as the chaos. The boring stretches are exactly what you won't remember accurately without having written them down.
6. Read the old entries back, occasionally
This is the actual payoff, and it's easy to forget to do. Every few months, scroll to the bottom of a topic journal and read it top to bottom. You'll often find you had the same thought a year ago and forgot — or that your thinking has genuinely moved, which is much easier to trust when you can see it in your own words instead of trying to remember it.
Pick your first topic. It takes less time to start than it took to read this.
Start your first journal →