E, i think it's clear that this book has struck accord with a lot of people. I e we're in a culture that is constantly tating that idea that we have to strive for more. And actually what we need more than anything is a little nudge the other way. But if you get what i'm saying here, you'll see that there's a sense in which facing the truth of our limitation and living up to your potential are actually, they point in the same direction. One is the prelude to doing the other.