Writing is the best medium for deep thinking

Writing feels like a language skill, but the real work lies in the thinking it demands. For a sentence to hold up, you first have to know exactly what you mean. A vague idea can’t be put on paper without becoming more precise, and that is why writing is hard: not because of the words, but because of the clarity it forces you to reach.

That is also why writing is not just a way to express what you already know, but a way to discover what you don’t yet understand. As you write, you are in conversation with yourself: you ask questions, spot gaps in your reasoning, and find connections you hadn’t seen. And because what you write stays, you can come back to it, revise it, and build on it. Thinking without writing comes close to merely feeling that you are thinking.

For a long time there was no shortcut: anyone who had to write a report, an essay or a proposal also had to learn to think clearly. AI has opened that shortcut. You can now get a decent text without ever going through the uncomfortable process of clarifying your ideas, and hand in clean sentences without a single thought having been sharpened along the way.

The risk, then, is not that people will write worse, but that they will think worse. Just as physical strength stopped coming for free with work and now belongs only to those who choose to train, deep thinking will increasingly belong to those who choose to keep writing for themselves.