Andrew Ross Sorkin

Bringing back something akin to Glass-Steagall would clearly help limit risk in the system. And that's a very good and worthy goal. Letting banks sell securities and insurance products and services allowed them to grow too big too fast and fueled a culture that put profit and pay over prudence.

To ask questions can become the laziest and wobbliest occupation of a mind, but when you must yourself answer the problem that you have posed, you will meditate your question with care and frame it with precision.

Having a Congress with a more diverse educational and professional background would serve the country well. And given the budget challenges facing America today, we might benefit from a few more cold, calculating problem solvers, and fewer courtroom impresarios.

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.