7-40 Challenge | Round 4, Day 3
Earl Nightingale said the strangest secret in the world is that we become what we think about. The mind is fertile ground — it returns what you plant, and it doesn’t care what you plant.
I’d put it differently. Repetitions build strength. Strength changes your physique. And before long, you don’t recognize yourself in the mirror.
My junior year of high school, I was determined to make the All-State choir. I’d missed the cut the year before and I wasn’t going to let it happen again. I knew I had to get the music so locked into my memory that when I heard the cues, my brain already knew where the notes were.
So I put in the reps. Over and over — listened, sang, practiced, repeated. My choir teacher, Mrs. Wilkins, told me she was worried about me. I smiled and said, “I got it. This is not a big deal.”
I walked in, sang right through it, and made the cut. Not because I got lucky. Not because I was more talented than the year before. Because I had done the reps until the music was part of me.
I wasn’t hoping I could do it. I knew.
Years later, I was afraid of SQL. I don’t know why — it was irrational. I’d been writing Excel formulas for years. I could make a spreadsheet sing. But SQL felt like a wall I couldn’t get past.
Then I pushed through it. Learned how to write a proper query — select, from, where. And suddenly all those transformations I was doing by hand in Excel, I could write in scripts that ran themselves.
Then I moved into more advanced tools. Then into AI-assisted development. Now I mostly just talk about the business context of the data, and the tools handle the execution.
Each level of reps made the previous one obsolete. I didn’t plan that progression — it happened because I kept showing up and doing the work. The guy writing Excel formulas fifteen years ago wouldn’t recognize what I do now. The physique changed.
Here’s the part Nightingale got right that most people skip past: the ground doesn’t care what you plant.
I spent years at a job where I was using maybe one percent of my available brain power. I did routine tasks for routine money and spaced out with the rest. The ground was fertile. I just wasn’t planting anything in it.
I could say the same about the season I spent at an art gallery, sitting on my hands instead of figuring out better ways to bring people through the door. The talent was there. The mind was there. I was using it for small jobs because small jobs were comfortable.
Nightingale’s warning isn’t just about planting the wrong thing. It’s about planting nothing at all — and watching the weeds take over anyway.
The reps I’ve been doing this year have changed more than my habits. They’ve changed how I see myself. The creative kid I was and the serious professional I became spent a long time living in separate rooms. I thought I had to choose. Be taken seriously, or be creative. Build a career, or chase the things I actually cared about.
I finally realized they fit together. They always did. I just hadn’t done enough reps in both rooms to see it.
David Willis 