and bad luck and the interesting things they do with luck and that is a fascinating journey for us to understd but you have got to survive the bad luck or it doesn't matter. >>ose: if you flipped a coin, 1,000 times. >>yep. >> rose: how many times is it going to be heads and how many times tails. >> 1,000 times, fairly close to 500 each, i it is going to be a little statistical variation. >> rose: but if you do it 5,000 times it will closer. >> somewhere along that thousand you may get ten flips of tails. >> rose: right. >> what if eight of thekill you? that's why you need to have three to ten times the cash to assets ratio because sometimes you are going to get ten tails, you may need it when you get not one tails, not two tails, not three tails, not four tails, not five tails or you get a really big bad piece of luck. >> rose: you view these books as leadership guides in is that what they are? >> how -- i view them as inquiries. >> rose: so they are an inquiry, and what is the -- wha is the wiom that you, asking theight question fit. >> always. and it has to be a question you can address wit