“While with Fraenkel and Sono we witness the birth of the abstract ring concept, with Noether and Artin we see the birth of abstract ring theory. Noether and Artin made the abstract ring concept central in algebra by framing in an abstract setting the theorems which were its major inspirations.”

“If we ignore the prior work of attention and notice only the emptiness of the moment of choice we are likely to identify freedom with the outward movement since there is nothing else to identify it with. But if we consider what the work of attention is like, how continuously it goes on, and how imperceptibly it builds up structures of value round about us, we shall not be surprised that at crucial moments of choice most of the business of choosing is already over.”