When people are in the prime of life, what they can do is very long, and the more long they do, the more long their desires

The younger the person, the better the body, the lower the happiness index, as the age rises, the body is not so good, the happiness index is improved.
When I was young, I had time, I had health, but I didn't have money
In middle age, you have money and health, but you don't have time
When you are old, you have money, you have time, but you don't have health
The big winner in life is to have time and health money at the same time