The 30s is the first decade of life that people experience where there are adults younger than them. This inevitably leads people in their 30s to start saying that they are "old" even though they generally have decades of vigor ahead of them.
The 30s is the first decade of life that people experience where there are adults younger than them. This inevitably leads people in their 30s to start saying that they are "old" even though they generally have decades of vigor ahead of them.