if a person like rosa parks like the face the changing ofrachel's integration -- racial segregation,ndividual and their own circle can credit difference. what you have to do is encourage it. we have a lot of efforts in place. we work with these foundations. give a lot of people there. it changes the conventional career path. we bring in examples from other companies. there are many others that have shown that, and that gives us courage. alternately, what gives us purpose to do what we do, and it should be true for everybody is that we realize why we do this. ultimately we do this because we belong to a very small percentage of the population. i estimate it to be about 2% that is actually educated. that has a comfortable job. that can do what they want, work in places where they want. they do not have to about their family. that is not true for the other 98%. i always believed that it is our duty to put ourselves to the service of the other 98%. the moment in life that you really become a leader, wherever you are in the world, whatever function or job is when you discover that it is n