The Importance of Thinking Exponentially

Daniel Kahneman said that it's almost impossible for us to visualize ourselves 20, 30 years down the line. So is that one reason that humans are not or humans don't really think exponentially in your experience? You've used an example of janitors who've compounded money slowly, silently, over many years. But despite the results being out there, most people still actually interrupt that compounding and are not able to think exponentially.