If you are truly flexible and go until... there is really very little you can't accomplish in your lifetime.
Leaders anticipate. Losers react
I used to be, like, "Sleep when I die."
It is not that we don't know the right answers, it is just that we don't ask the right questions.
The quality of our questions determine the quality of our lives.
If you're aware when it's going on, you can deal with it and change it. If you're not aware of it, you'll be mystified at the states that come and go seemingly without reason.