"The "futures" and "careers" for which American students now prepare are for the most part intellectual and moral wastelands. This chrome-plated consumers' paradise would have us grow up to be well-behaved children. But an important minority of men and women coming to the front today have shown they will die rather than be standardized, replaceable, and irrelevant.
The worldview of the classical sciences conceptualized nature as a giant machine composed of intricate but replaceable machine-like parts. The new systems sciences look at nature as an organism endowed with irreplaceable elements and an innate but non-deterministic purpose for choice, for flow, for spontaneity.