The Illusion
of Speed

Temperance is not self-denial. It is a clear-eyed recognition that some shortcuts cost more than they save, because what they save you from is the thing that was making you stronger.

When children use AI to complete tasks without engaging in the thinking process, they avoid the productive struggle, what cognitive scientists call desirable difficulty, that makes learning stick. The output looks the same. The grade may be identical. But the understanding never formed. The Stoic virtue of Temperance applies here: some shortcuts cost more than they save, because what they save your child from is the thing that was building their capacity.

One evening, my daughter came downstairs twenty minutes after sitting down to write a history essay. Done, she said. My first reaction was pride. My second was a question I did not ask out loud: did she write it, or did AI write it for her?

I looked at the essay. It was good. Maybe better than good. She went to watch TV. I sat with an uneasy feeling for a while before I could name it. The problem was not the essay. The problem was the twenty minutes.

For most of human history, speed and mastery moved together. The faster you finished, the better you had gotten. A child who could solve math problems quickly had solved enough of them to build real fluency. Speed was evidence of learning.

AI broke that relationship.

A child can now produce a finished, polished, credible piece of work in minutes with no understanding of the subject at all. The output looks identical. The grade is often the same. But something is missing, and most parents feel it before they can name it.

What is missing is the learning.

This is the illusion of speed. We trained ourselves and our children to treat done as the goal. AI delivers done on demand. But done was never actually the goal. Done was the signal that learning had happened. Remove the learning, keep the done, and you have something that looks like progress and is not.

Seneca wrote that only time is truly ours.^[1] He was not talking about productivity. He was talking about what we choose to spend our attention on, and what that spending builds in us.

The Stoics were preoccupied with a distinction our culture has mostly lost: the difference between what an action produces and what it develops. Temperance is not self-denial for its own sake. It is a clear-eyed recognition that some shortcuts cost more than they save, because what they save you from is the thing that was making you stronger.

A child who uses AI to avoid the struggle of writing is not saving time. They are spending something more valuable: the thing that was supposed to grow.

Cognitive scientists have a term for this: desirable difficulty. The research is clear and consistent. We learn better when the path to the answer involves effort, confusion, and resolution. The struggle is not the obstacle to learning. It is the learning.^[3][4]

When we remove the friction, we remove the mechanism.

I call this the depth tax. Every time a child uses AI to skip the thinking part, they avoid paying the tax in the short term. The essay gets done. The homework is submitted. The grade comes back fine. But the tax does not disappear. It accumulates. Over months and years, the child who consistently skipped the struggle has less capacity than the child who did not, and no record of where it went.

Parents feel this before they can measure it. That uneasy feeling looking at the twenty-minute essay is the depth tax showing up as intuition. The answer is not to ban AI. That is not the point and it will not work. The answer is to change what we are measuring.

“Is it done?” is the wrong question. It always was, but AI makes it visible.

These questions do not require banning anything. They require a shift in what “finished” means in your house. Done means done learning, not done producing.

A child raised to ask “what did I figure out?” does not become dependent on AI as a crutch. They use it as a tool. The distinction is small in any single assignment and enormous across a childhood.

1. [1]

   Seneca, Epistulae Morales ad Lucilium, Letter I: On Saving Time, c. 65 AD. Public domain. wikisource.org

2. [2]

   Epictetus, Enchiridion, c. 125 AD. Public domain. classics.mit.edu

3. [3]

   Bjork, E.L. & Bjork, R.A., "Making things hard on yourself, but in a good way: Creating desirable difficulties to enhance learning," in M.A. Gernsbacher et al. (Eds.), Psychology and the Real World, Worth Publishers, 2011. bjorklab.psych.ucla.edu

4. [4]

   Brown, P.C., Roediger, H.L., & McDaniel, M.A., Make It Stick: The Science of Successful Learning, Harvard University Press, 2014. hup.harvard.edu

The Depth Audit

After any task your child completes with AI assistance, ask three questions before moving on. Not as an interrogation. As genuine curiosity.

You do not need to run this audit on every assignment. Once or twice a week, with genuine interest rather than suspicion, is enough.

The Slow Version

Once a week, one task done entirely without AI. Not as punishment. Not as a lecture. As practice.

The goal is not a better output. It will often be a worse one, at first. The goal is to maintain the underlying capacity, so that AI stays a tool your child chooses to use rather than one they cannot function without.