The Delayed Start
Delaying investing by ten years feels like missing a few deposits, but it actually cuts off the steepest part of the compounding curve.
At twenty-five, the future is an abstraction.
There are immediate things to pay for: rent, student loans, dinners, trips, the cost of starting a life. A monthly investment of $300 seems possible in theory, but there is always a reason to wait. We tell ourselves we will start when the salary is higher, or the debt is gone, or the market is clearer.
Ten years pass. At thirty-five, we finally begin.
The decade of waiting costs $36,000 in missed savings. But the actual gap in the account at age sixty-five is $405,000.
This is the math of compound interest. It is backloaded.
The growth does not happen evenly. The first ten years of investing look flat and unimpressive. The real compounding happens in the final decade, when the balance is large enough for the percentage to generate real gravity.
By delaying the start, we did not just lose the early years. We chopped off the peak of the curve at the end.
The delay felt reasonable because $300 a month did not feel like life-changing money. We assumed we could make up for it later by saving more.
But time is a leverage that money cannot replace. To catch up, a thirty-five-year-old has to save more than double the monthly amount of a twenty-five-year-old to reach the same end state.
Starting at age thirty instead of thirty-five recovers $169,000 of that gap.
The lesson is not personal blame. The lesson is that the early, flat years are the price of admission for the late, steep ones.
The missing decade cannot be recovered in full. The next deposit still changes the curve.