Salon.com Books | Why can't we concentrate?

Salon.com Books | Why can't we concentrate?: "But while it's one thing to accommodate more information, it's another to engage with it fundamentally, in a way that allows us to perceive underlying patterns and to take concepts apart so that we can put them back together in new and constructive ways. The early human who was constantly fending off leopards or plucking low-hanging mangoes never got around to figuring out how to build a house. Because leopards and mangoes were for the most part relatively few and far between, most of our ancestors found it easier to summon the kind of attention conducive to completing projects that, in the long term, make life measurably better. Ironically, while immediate threats and fleeting treats are comparatively much rarer in our complex social world, the attention system designed to deal with them has been kept on perpetual alert by both design and happenstance.

As long as we remain only dimly aware of the dueling attention systems within us, the reactive will continue to win out over the reflective. We'll focus on discussion-board trolls, dancing refinancing ads, Hollywood gossip and tweets rather than on that enlightening but lengthy article about the economy or the novel or film that has the potential to ravish our souls. Tracking the shiny is so much easier than digging for gold! Over time, our brains will adapt themselves to these activitie"