How do I practice externalize your thinking?

The most direct way to practice externalizing your thinking is to write when you're stuck, not after you've decided.

The exercise: Take a decision you're currently stuck on. Write out every consideration, option, and fear — one per line. Don't organize. Just dump. Then read it back as if a colleague wrote it. Notice what you see that you couldn't see when it was all in your head.

Why this works: Your working memory holds about 3-5 items at once. When a problem has more than 5 considerations (most real problems do), you can't reason about it internally. Writing spreads the problem across a surface where your visual system can scan all the pieces simultaneously.

The timing matters: If you externalize after you've decided, you're documenting. If you externalize while you're deciding, you're thinking. Most people wait too long — they write summaries of conclusions rather than using writing as the tool that produces the conclusion.

Make it a reflex: The next time you feel confused, stuck, or overwhelmed, don't think harder. Write. Write the problem. Write what you know. Write what you don't know. The act of writing will frequently resolve the confusion without any additional input.