A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
You have to have the service mentality in the sense that you subjugate your own ego, and you subjugate a large part of your own life to really helping other people, being successful on their behalf.
The seminar in economic theory conducted by Hayek at the L.S.E. in the 1930s was attended, it came to seem, by all of the economists of my generation - Nicky Kaldor , Thomas Balogh, L. K. Jah, Paul Rosenstein-Rodan, the list could be indefinitely extended. The urge to participate (and correct Hayek) was ruthlessly competitive.
We can safely abandon the doctrine of the eighties, namely that the rich were not working because they had too little money, the poor because they had much.