Intangibles are an accounting contrivance that resembles a cosmic black hole--we know it exists but understand little of its inner workings.

FORBES: Asset Assessment

Life as we know it exists because of death and decay.

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And so I came to suspect that the only truly believable computer program would be one able to ape life itself, since thinking as we know it exists only as a purposive tool of living organisms.

FORBES: Sorry, Jeopardy Watchers: No Computer Will Ever Be Remotely Human

Yet in one way it's good for football, as at least we do now know that the problem is there and so the chance exists to put it right.

BBC: SPORT | Football | African | The referee's view