Why the years seem to speed up as we age, and how focusing on one thing might make time feel slower again

In the 19th century, a French philosopher called Paul Janet proposed that time appears to accelerate by the proportion of life already lived. A year for a ten-year-old is one-tenth of everything they know. The same year for a forty-year-old is one-fortieth. The math is simple. Each year is a smaller fraction of the whole […] In the 19th century, a French philosopher called Paul Janet proposed that time appears to accelerate by the proportion of life already lived. A year for a ten-year-old is one-tenth of everything they know. The same year for a forty-year-old is one-fo... [3661 chars]