The Stoic evening review, with a fourth question for tomorrow

Long before anyone wrote journal prompts, people in the ancient world ended the day with a short review. It was simple. Lie down. Go over the day. Ask a few questions. Then sleep.

The Pythagoreans

One early version is in the Golden Verses, a short poem passed down under the name of Pythagoras and probably written down long after him. It tells you not to let sleep close your eyes until you have gone over each thing you did that day. Then it gives three questions. In plain words: What did I do wrong? What did I do? What did I leave undone? The poem adds one more line that is easy to miss. Blame yourself for what went wrong, and be glad of what went right.

Seneca and Sextius

In the first century, the Roman writer Seneca described his own nights in On Anger, Book III, chapter 36. He took the habit from Sextius, a Roman philosopher whose school mixed Stoic and Pythagorean ideas. At the end of each day, Sextius asked himself which bad habit he had overcome, which vice he had checked, and “in what respect are you better?”

Seneca made it his own. When the lamp was taken away and his wife, who knew the habit, had gone quiet, he went over the whole day, everything he had said and done, and hid nothing from himself.

Epictetus

Some decades later the teacher Epictetus, who had been born a slave, quoted the Golden Verses to his students. In George Long's translation the key line reads “What's done amiss, what done, what left undone”. His point was practical. Keep these verses ready to use, he said, not just to say out loud.

Marcus Aurelius, in the morning

People often add Marcus Aurelius to this list, but the famous passage that opens Book II of the Meditations is a morning practice. It begins “Begin the morning by saying to thyself” and goes on to list the difficult people he expects to meet that day, and how he means to meet them. Notice the difference. Seneca looks back at the day that is over. Marcus looks ahead at the day to come. This guide puts the two together, in one practice, at night.

Here is the honest problem with the old version. Seneca described his review as a court. His spirit is brought to the judgment seat. An inner inspector makes a report. For a Roman statesman that may have been bracing. For a tired person at 11 pm, a nightly trial can go wrong fast.

The first question asks for faults, and a tired mind finds faults easily. It finds one, then plays it again, then asks why you are like this. Before long you are not reviewing the day. You are replaying one scene of it, over and over, with no ending. If that sounds familiar, our guide to replaying conversations at night is about exactly that loop.

Psychologist Edward Watkins reviewed the research on going over the same thoughts again and again and found it can help or hurt. One thing that seemed to make the difference was how abstract or concrete the thinking was. Abstract questions, like “why am I like this,” tend to spin. Concrete ones, like “what exactly will I do next time,” tend to move.

The ancient texts already hold the way out. You just have to read to the end of each passage.

• End with a pardon. Seneca did not leave himself on trial. He wrote that he could say to himself, “I pardon you this time”, and then gave himself one plain rule for next time. Verdict, pardon, rule. Then the case is closed.
• Be glad of what went right. The Golden Verses tell you to rejoice in what was good. If your review finds three faults and no wins, you skipped a question.
• Go through in order. The verses say to review it all, from first to last. That is a pass through the day, not the same scene five times.
• Talk to yourself like a friend would. Kristin Neff, who first defined self-compassion for research, describes it as being kind to yourself when you fail, remembering that everyone fails, and holding the hard feeling in balance rather than drowning in it.
• Turn tasks into tasks. If something is truly unfinished, write it on paper for tomorrow. A task on paper does not need to be reviewed again in bed.

Being kind is not the same as letting yourself off. In four experiments, Juliana Breines and Serena Chen found that people who were kind to themselves about a weakness or a mistake were more motivated to fix it, not less. After failing a hard test, they spent more time studying for the next one. Being kind did not make them lazy.

No study has tested the Stoic evening review exactly as Seneca did it. But several lines of research fit its parts, and they help you shape it.

Writing about what happened, and how it felt

In 1986, James Pennebaker and Sandra Beall asked students to write for 15 minutes on four evenings in a row. Some wrote about a trivial topic. The rest wrote about a hard experience: only the facts, only their feelings, or the facts and the feelings together. That study started a long line of work on what is now called expressive writing, and a 2006 review by Joanne Frattaroli pooled 146 of these experiments. The lesson for your review is simple: name what happened and how it felt, once, in plain words. Then move on.

Plans tied to a moment

Peter Gollwitzer studied the difference between a goal and a plan. A goal says “I want to be kinder at home.” A plan, which he called an implementation intention, says “when situation X happens, I will do Y.” In 1999 he described a program of studies showing that these small if-then plans help people act on their goals. A later review with Paschal Sheeran pooled 94 tests and found a medium to large effect on reaching goals. This is why the fourth question asks for one moment. “When I walk in the door, I put my phone down and ask about their day” is a plan. “Be better” is not.

Ending forward

In a 2018 study, Michael Scullin and colleagues had young adults write for five minutes at bedtime: either a to-do list for the next few days or a list of what they had already done. The list that looked forward came out ahead. That fits the shape of this guide: keep the look back short, and let the last minutes point at tomorrow.

If you want variety, or you use journal prompts before bed, here are the old questions next to modern versions and the rehearsal step that turns each one toward tomorrow. Read across a row.

You do not need all of them. One row a night is plenty. If you write, write the first two columns on paper. Keep the third for when your eyes are closed, because a rehearsal works best when you live it rather than describe it.

And if a question keeps pulling you back into the same scene, skip it tonight. The review is there to close the day, not to keep it open.