This knowledge that you might have to really reorganize and redefine yourself and build new skills is really important.

To preserve the human race, it is now necessary to reorganize society. To this end, an Authority must be created with the power to control human population, to redistribute food, to purify air, water, soil, to re-pattern the cities.

Professional services industries like finance, consulting, and legal services are, by definition, meta-industries. That is, they serve to help large companies raise money, buy and sell each other, reorganize, implement new systems, conduct complex transactions, and so forth.