Key idea
The longer you can leave money invested, the more risk you can take and the more compounding can work. Time turns volatility from an enemy into a friend.
Your time horizon is how long until you need the money. It is quietly the most powerful variable in investing, because it changes what you can safely own and how much compounding can do for you.
Why time changes everything
Over a single year, equity can fall sharply, so short-horizon money should avoid it. Over ten or twenty years, those falls have historically been overtaken by recoveries and growth, so long-horizon money can hold equity and ride out the dips. The same asset is risky over a year and far less so over a couple of decades.
| Short | Long | Time |
|---|---|---|
| stay safe, avoid volatility | embrace equity, ride the | lets compounding |
| dips | compound |
The two gifts of time
A long horizon gives you two things: the capacity to hold growth assets through their volatility, and the runway for compounding to reach its steep part. This is why starting early beats almost everything else, and why the same rupee invested at 25 does so much more than at 40.
Finished reading?
Marking this complete counts today, and your streak becomes day 1.