Generally the younger generation are not hard working. They will have to put in more effort to achieve results in tournaments. most of them can perform well but they cannot deliver when they play abroad.
The answer to old age is to keep one's mind busy and to go on with one's life as if it were interminable. I always admired Chekhov for building a new house when he was dying of tuberculosis.
The way to become rich is to put all your eggs in one basket and then watch that basket.