and perhaps the best expression of the way that commonly works was given to us by plato to adapt thousand years ago when he wrote his republic. he said, you know, and the idea society there is no difference between mine and mine. that is exactly the case. there is no difference between the individual as opposed to the interests of the collective. now for all of the great works, we have never been able to create the system in human societies. we are willful, selfish upright apes. we have a sense of ourselves and what is important to us. severe glue that holds our super organisms together. there are two fundamental glue's holding our civilization's together. one of them was identified by adam smith when he talked about the division of labor. the benefits of specialization and labor are so enormous that they have driven human society ever since the first crop was planted in my view. you only have to look at the great cities of the world did the last thousand years. you see that what that means for someone going in, they're likely to die of an epidemic disease. and yet for hundreds and hundre