If there is to be a competition, there must be some basis for resolving it. It is also clear that the competition should be experienced based.

The measure of performance of any given agent is the amount of money it accumulates through its actions.

Looking back to data, we can see if the consequences are plausible; looking forward to theory, we can see if general principles are suggested.

Evolution continually innovates, but at each level it conserves the elements that are recombined to yield the innovations.

When a new building block is discovered, the result is usually a range of innovations.

From the point of view of physics, it is a miracle that [seven million New Yorkers are fed each day] without any control mechanism other than sheer capitalism.

nonlinear interactions almost always make the behavior of the aggregate more complicated than would be predicted by summing or averaging.