The conscious act of thinking about one's thoughts in a different way changes the very brain circuits that do that thinking.

We look harder for flaws in a study when we don't agree with its conclusions.

The mind can store an estimated ioo trillion bits of information compared with which a computer's mere billions are virtually amnesiac.

With modern parts atop old ones, the brain is like an iPod built around an eight-track cassette player.

A single decision by the chairman of Royal Dutch/Shell has a greater impact on the health of the planet than all the coffee-ground-composting, organic-cotton-wearing ecofreaks gathering in Washington D.C., for Earth Day festivities this weekend.

The mind's cross indexing puts the best librarian to shame.

Arguing, after all, is less about seeking truth than about overcoming opposing views.