Subjectively, I've already lived an entire other "perceived life" since 21 and I've still got many years before 40. I think the phenomenon of the years getting shorter has more to do with routine and homogeneity of experience. As you settle into a routine and stop having your life divided into discrete blocks as is it when you're in school, you start perceiving the flow of time less. Your book has 'fewer chapters', as it were.
But for me, my experiences from K-12 were far more static than the experiences I've had as an adult >21. I've traveled the world, lived in several different cities, massively expanded my culinary lexicon, moved jobs and entire sectors, gotten married, etc. The only exception was COVID, 2020-2021, which was basically a time-warp.
Subjectively, I've already lived an entire other "perceived life" since 21 and I've still got many years before 40. I think the phenomenon of the years getting shorter has more to do with routine and homogeneity of experience. As you settle into a routine and stop having your life divided into discrete blocks as is it when you're in school, you start perceiving the flow of time less. Your book has 'fewer chapters', as it were.
But for me, my experiences from K-12 were far more static than the experiences I've had as an adult >21. I've traveled the world, lived in several different cities, massively expanded my culinary lexicon, moved jobs and entire sectors, gotten married, etc. The only exception was COVID, 2020-2021, which was basically a time-warp.