Worked example

A reading-night routine in strict priority order

If you only changed one thing at a time, which choices most improve an ordinary evening of reading?

Method

Strict 1–7 order. Each position must beat the item immediately below it on impact, repeatability, or both.

This is an ordered ranking because the question is about priority: the first change should produce the largest practical improvement.

The ranking

Put the phone beyond arm’s reach
It removes the most frequent interruption rather than asking willpower to defeat it repeatedly.
Choose the book before the evening begins
Decision friction is small but powerful. A prepared choice turns an intention into a default action.
Match the book to your available energy
The right book tonight is not always the most ambitious book. Matching difficulty to attention protects the habit.
Use one comfortable, directional light
Comfort extends the session and reduces fatigue, but it cannot compensate for a phone or an undecided book.
Keep water or tea nearby
It prevents a minor interruption and adds ritual, though the improvement is modest once the session has begun.
Write a two-sentence stopping note
A short note makes the next session easier and preserves a thought without turning reading into homework.
Set a page target
Targets can help initiation, but they can also convert pleasure into a quota. Time or attention is often the better boundary.

What this demonstrates

A different question or set of criteria could produce a different result. That is a feature of an explained ranking, not a flaw.