I Wrote Down 3 Numbers Every Day for 90 Days. What Happened Next Shocked Me.

I Wrote Down 3 Numbers Every Day for 90 Days. What Happened Next Shocked Me.

2 km, 14:30, Felt terrible

Source: Created by Author on Ideogram

“2 km, 14:30, Felt terrible.”

That’s what I scribbled in a tiny notebook after my first tracked run. Not inspiring. Not impressive. Just brutally honest.

Three months later, I wrote: “5 km, 30:10, Felt strong.”

I stared at that entry for a long time. Had I really transformed that much without even noticing?

Without that simple list, I would have completely missed my own evolution.

This is the story of why tracking changed everything — and why your brain is sabotaging your progress every single day.

The Problem with Flying Blind

For weeks, I ran without tracking anything.

No watch. No distance. No data. Nothing.

I’d lace up my shoes, jog for what felt reasonable, come back sweaty, and tell myself “Good job.” Then I’d go about my day feeling accomplished.

I was showing up consistently. Building the habit. Doing everything the experts said.

But something felt wrong.

I couldn’t tell if I was getting better. Each run felt exactly like the last. Was I improving? Getting slower? Building endurance?

I had no clue.

I was working hard but flying completely blind.

Why Your Memory Is Your Biggest Enemy

Here’s what I learned that changed everything about how I approach growth:

Your memory is a liar.

When you’re building habits or chasing goals, each day feels roughly the same. Progress happens so slowly that your brain can’t detect it.

We’re not wired to notice small, daily improvements. Our minds are terrible at tracking gradual change.

But written records? They tell the truth.

When I looked back at my running log, patterns jumped out that I’d never noticed:

  • I ran better after a good sleep
  • Rainy days actually improved my pace (fewer distractions)
  • My worst runs came after my best ones (I was pushing too hard)

Without tracking, these insights would have stayed buried forever.

The Day Everything Changed

One morning, I grabbed a notebook and decided to write down three simple things:

  1. Distance: How far I went
  2. Time: How long it took
  3. Feel: How my body responded

That first entry was humbling: “2 km, 14:30, Felt terrible.”

But I kept going. Some days I forgot. Some days I was too tired. But most days, I captured these three basic pieces of data.

Ninety days later, the transformation was undeniable.

Not just in my running. In how I saw myself. In my relationship with progress. In my understanding of what growth actually looks like.

The Real Power of Tracking (It’s Not What You Think)

Most people think tracking is about optimisation. About turning life into a spreadsheet. About squeezing efficiency from every moment.

That’s not what tracking really does.

Tracking is about presence. It’s about paying attention to your own life. It’s about having a conversation with yourself across time.

When you track one simple thing daily, you’re leaving messages for your future self. You’re building a relationship with your own experience.

This awareness changes everything. You start seeing patterns. You notice progress you’d otherwise miss. You develop a deeper understanding of what actually works.

The Four Ways to Track That Actually Work

Over the years, I’ve tested dozens of tracking methods. These four have proven most powerful:

1. Emotion-Based Tracking

Rate energy and mood daily (1–10). Add one describing word. Example: “Energy: 7, Mood: 6, Focused.”

2. Identity-Based Tracking

Track whether you showed up as who you want to become. Example: “Was I a writer today? Yes — wrote 200 words.”

3. Behaviour-Based Tracking

Note if you did your small daily action. Example: “Read: Yes, Walked: No, Meditated: Yes.”

4. Reflection-Based Tracking

End each day with one line about what went well. Example: “Great talk with Sarah. Felt calm during lunch walk.”

Pick one. Not all four. Just one.

Start So Small It Feels Stupid

The biggest mistake people make? Overcomplicating everything.

They create systems with dozens of metrics. They download complex apps. They turn tracking into a second job.

This always fails. The more complicated your system, the less likely you are to stick with it.

Instead, start with three questions that take 30 seconds:

  • How did I feel today? (Rate 1–10)
  • Did I do my tiny habit? (Yes/No)
  • What went well? (One line)

That’s it. Thirty seconds before bed.

The Magic Happens in the Small Data

My running transformation didn’t happen because I tracked perfectly. It happened because I paid attention consistently.

Attention created awareness. Awareness revealed patterns.
Patterns led to insights. Insights guided better choices.

The magic isn’t in perfect data. It’s in paying attention to your own life.

Your 30-Second Challenge

Think about where you’re trying to grow right now. Health? Creativity? Relationships? Career?

What’s ONE simple thing you could track starting tonight?

Not ten things. Not a complex system. Just one data point that would help you see your progress.

Write it down before you sleep. Do it again tomorrow. Keep going for one week.

I promise you’ll learn something about yourself that surprises you.

The Truth About Progress

Here’s what that notebook taught me:

Growth is invisible in real-time but undeniable over time.

Every day felt the same. However, three months later, a completely different story emerged.

Your brain will tell you nothing is changing. Your memory will insist you’re stuck.

But your tracking data will reveal the truth.

You’re not stuck. You’re not failing. You’re just growing so gradually that you can’t see it happening.

Start tracking. Start seeing. Start believing in your own transformation.

One number at a time.

This is part of the G.A.T.E. framework for sustainable growth — my next book. Next week: How to embrace the slow parts of your journey without giving up.

About the Author

Nishith is a Chartered Accountant, long-distance runner, writer of 5 books, and creator of Be Better Bit-By-Bit. His app UPLY helps people grow 1% each day using small habits, reflections, and writing.

You can follow him on Instagram @be_better_bit_by_bit


I Wrote Down 3 Numbers Every Day for 90 Days. What Happened Next Shocked Me. was originally published in Curated Newsletters on Medium, where people are continuing the conversation by highlighting and responding to this story.

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