Everyone expects their ramp to go up and to the right, every summer, forever. It almost never does. Experience compounds the same way money does. Every year, every new market, and every hard summer adds to what you can draw on next year. What matters isn't a perfect line. What matters is that you keep showing up.

From the opening talk of a GRIT sales team session, given by a GRIT leader with 7 summers on the doors.
One summer is one data point.
Year two builds on year one. A new market, demographic, or bug pressure adds new layers. The longer you stack it, the faster it grows.
It's better than last year and the year before, and it keeps improving.
You earn a return, and the next year you earn on the original plus last year's gains. A broad stock index fund has averaged roughly 7% a year after inflation over the long run, with some years far worse. At that pace $10,000 invested at 19 is about $160,000 at 60 in today's money, without adding another dollar.
Put $7,500 a year into a Roth IRA from 19 to 28, then stop: $75,000 in, about $966,000 at 60. Start at 29 and put in $7,500 every year to 60: $240,000 in, about $885,000. The early starter puts in less than a third as much and still ends up ahead (both at 7% after inflation, an assumption, not a promise).
Summer 1099 money counts. You can put in up to your net profit minus half your self-employment tax, so the full $7,500 takes about $8,100 of profit, and you have until the April 15, 2027 tax deadline to fund 2026.
The habits with real evidence behind them are boring: invest steadily in diversified funds for decades, never carry a credit card balance, and spend less than you earn. Most famous "rich habits", like reading every morning or driving used cars, come from small self-reported samples or old data. Live well below your means, invest early, and keep stacking experience at the same time.
Sources: NYU Stern (Damodaran) historical returns; IRS Notice 2025-67 (2026 IRA limit $7,500); IRS Publication 590-A (self-employed compensation); Federal Reserve Survey of Consumer Finances 2025; Ramsey Solutions National Study of Millionaires. Educational, not financial advice.
Seven summers from a GRIT leader. Tap a year to see what happened. The dips are the point.
Enter your numbers and see which of his early milestones you've already beaten.
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This isn't just one leader's story. Two of the best-tested findings about salespeople say the same thing.
Psychologists studied life insurance agents, who face rejection all day like door-to-door reps. Agents who explained setbacks as temporary and specific ("that was a rough market," not "I'm bad at this") sold 37% more than agents who took them as permanent and personal. They were also much more likely to stay in the job.
Researchers measured "grit" (staying with a long-term goal through setbacks) in 442 sales reps. Each step up in grit came with 40% higher odds of still being on the job, even after accounting for personality and background.
The 490-account year is the test. Read it as one data point on a long ramp and you keep stacking. Read it as proof you're not cut out for this and you quit. Below, track your own ramp so you can see it the first way.

Log each summer you've run. Fill in whatever numbers you have. Your line will have dips too, and that's the point.
Locked in and focused is hard. Sitting on a park bench feeling guilty is hard. Coasting and missing your income goal is hard. They're all hard, so pick the one that pays you back.
12 questions on the long ramp. Finish the quiz, then keep a 7-day daily challenge streak to earn the Compounder badge.